Finding the Fourth Proportional to 2,783,241,499,565, 4,175,463,156,286.20 and 847,209,772,814.10

Step by Step Solution

1. Step 1: Write the proportion equation
   2,783,241,499,565 : 4,175,463,156,286.20 = 847,209,772,814.10 : x
2. Step 2: Convert to fraction form
   2,783,241,499,565/4,175,463,156,286.20 = 847,209,772,814.10/x
3. Step 3: Cross multiply
   2,783,241,499,565x = 4,175,463,156,286.20 × 847,209,772,814.10
4. Step 4: Simplify right side
   2,783,241,499,565x = 3,537,493,192,030,876,233,367,552
5. Step 5: Solve for x
   x = 3,537,493,192,030,876,233,367,552/2,783,241,499,565
6. Step 6: Final answer
   x = 1,270,997,573,363.20