Finding the Third Proportional to 151,421,410.13 and 329,414,870.25

Step by Step Solution

1. Step 1: Write the proportion equation
   151,421,410.13 : 329,414,870.25 = 329,414,870.25 : x
2. Step 2: Convert to fraction form
   151,421,410.13/329,414,870.25 = 329,414,870.25/x
3. Step 3: Cross multiply
   151,421,410.13x = 329,414,870.25 × 329,414,870.25
4. Step 4: Simplify right side
   151,421,410.13x = 108,514,156,741,824,336
5. Step 5: Solve for x
   x = 108,514,156,741,824,336/151,421,410.13
6. Step 6: Final answer
   x = 716,636,812.80