Finding the Third Proportional to 62,830.50 and 136,569

Step by Step Solution

1. Step 1: Write the proportion equation
   62,830.50 : 136,569 = 136,569 : x
2. Step 2: Convert to fraction form
   62,830.50/136,569 = 136,569/x
3. Step 3: Cross multiply
   62,830.50x = 136,569 × 136,569
4. Step 4: Simplify right side
   62,830.50x = 18,651,091,761
5. Step 5: Solve for x
   x = 18,651,091,761/62,830.50
6. Step 6: Final answer
   x = 296,847.74