Finding the Third Proportional to 88,650 and 133,039.50

Step by Step Solution

1. Step 1: Write the proportion equation
   88,650 : 133,039.50 = 133,039.50 : x
2. Step 2: Convert to fraction form
   88,650/133,039.50 = 133,039.50/x
3. Step 3: Cross multiply
   88,650x = 133,039.50 × 133,039.50
4. Step 4: Simplify right side
   88,650x = 17,699,508,560.25
5. Step 5: Solve for x
   x = 17,699,508,560.25/88,650
6. Step 6: Final answer
   x = 199,656.05