Finding the Third Proportional to 62,469 and 136,588.50

Step by Step Solution

1. Step 1: Write the proportion equation
   62,469 : 136,588.50 = 136,588.50 : x
2. Step 2: Convert to fraction form
   62,469/136,588.50 = 136,588.50/x
3. Step 3: Cross multiply
   62,469x = 136,588.50 × 136,588.50
4. Step 4: Simplify right side
   62,469x = 18,656,418,332.25
5. Step 5: Solve for x
   x = 18,656,418,332.25/62,469
6. Step 6: Final answer
   x = 298,650.82