Finding the Third Proportional to 59,129 and 131,379.50

Step by Step Solution

1. Step 1: Write the proportion equation
   59,129 : 131,379.50 = 131,379.50 : x
2. Step 2: Convert to fraction form
   59,129/131,379.50 = 131,379.50/x
3. Step 3: Cross multiply
   59,129x = 131,379.50 × 131,379.50
4. Step 4: Simplify right side
   59,129x = 17,260,573,020.25
5. Step 5: Solve for x
   x = 17,260,573,020.25/59,129
6. Step 6: Final answer
   x = 291,913.83