Finding the Fourth Proportional to 2,458,820,066.46, 3,688,488,460.98 and 800,856,456.63

Step by Step Solution

1. Step 1: Write the proportion equation
   2,458,820,066.46 : 3,688,488,460.98 = 800,856,456.63 : x
2. Step 2: Convert to fraction form
   2,458,820,066.46/3,688,488,460.98 = 800,856,456.63/x
3. Step 3: Cross multiply
   2,458,820,066.46x = 3,688,488,460.98 × 800,856,456.63
4. Step 4: Simplify right side
   2,458,820,066.46x = 2,953,949,799,181,084,672
5. Step 5: Solve for x
   x = 2,953,949,799,181,084,672/2,458,820,066.46
6. Step 6: Final answer
   x = 1,201,368,835.19