Finding the Third Proportional to 88,685 and 133,023.50

Step by Step Solution

1. Step 1: Write the proportion equation
   88,685 : 133,023.50 = 133,023.50 : x
2. Step 2: Convert to fraction form
   88,685/133,023.50 = 133,023.50/x
3. Step 3: Cross multiply
   88,685x = 133,023.50 × 133,023.50
4. Step 4: Simplify right side
   88,685x = 17,695,251,552.25
5. Step 5: Solve for x
   x = 17,695,251,552.25/88,685
6. Step 6: Final answer
   x = 199,529.25