Finding the Third Proportional to 87,666 and 124,045.50

Step by Step Solution

1. Step 1: Write the proportion equation
   87,666 : 124,045.50 = 124,045.50 : x
2. Step 2: Convert to fraction form
   87,666/124,045.50 = 124,045.50/x
3. Step 3: Cross multiply
   87,666x = 124,045.50 × 124,045.50
4. Step 4: Simplify right side
   87,666x = 15,387,286,070.25
5. Step 5: Solve for x
   x = 15,387,286,070.25/87,666
6. Step 6: Final answer
   x = 175,521.71