Finding the Third Proportional to 101,329,872 and 205,479,382.50

Step by Step Solution

1. Step 1: Write the proportion equation
   101,329,872 : 205,479,382.50 = 205,479,382.50 : x
2. Step 2: Convert to fraction form
   101,329,872/205,479,382.50 = 205,479,382.50/x
3. Step 3: Cross multiply
   101,329,872x = 205,479,382.50 × 205,479,382.50
4. Step 4: Simplify right side
   101,329,872x = 42,221,776,632,581,304
5. Step 5: Solve for x
   x = 42,221,776,632,581,304/101,329,872
6. Step 6: Final answer
   x = 416,676,502.19