Finding the Third Proportional to 61,456,480.31 and 134,172,251.72

Step by Step Solution

1. Step 1: Write the proportion equation
   61,456,480.31 : 134,172,251.72 = 134,172,251.72 : x
2. Step 2: Convert to fraction form
   61,456,480.31/134,172,251.72 = 134,172,251.72/x
3. Step 3: Cross multiply
   61,456,480.31x = 134,172,251.72 × 134,172,251.72
4. Step 4: Simplify right side
   61,456,480.31x = 18,002,193,131,279,612
5. Step 5: Solve for x
   x = 18,002,193,131,279,612/61,456,480.31
6. Step 6: Final answer
   x = 292,925,872.74