Finding the Third Proportional to 2,215,298,756 and 4,727,108,488

Step by Step Solution

1. Step 1: Write the proportion equation
   2,215,298,756 : 4,727,108,488 = 4,727,108,488 : x
2. Step 2: Convert to fraction form
   2,215,298,756/4,727,108,488 = 4,727,108,488/x
3. Step 3: Cross multiply
   2,215,298,756x = 4,727,108,488 × 4,727,108,488
4. Step 4: Simplify right side
   2,215,298,756x = 22,345,554,657,321,648,128
5. Step 5: Solve for x
   x = 22,345,554,657,321,648,128/2,215,298,756
6. Step 6: Final answer
   x = 10,086,926,017.00