Finding the Third Proportional to 87,718.50 and 125,010

Step by Step Solution

1. Step 1: Write the proportion equation
   87,718.50 : 125,010 = 125,010 : x
2. Step 2: Convert to fraction form
   87,718.50/125,010 = 125,010/x
3. Step 3: Cross multiply
   87,718.50x = 125,010 × 125,010
4. Step 4: Simplify right side
   87,718.50x = 15,627,500,100
5. Step 5: Solve for x
   x = 15,627,500,100/87,718.50
6. Step 6: Final answer
   x = 178,155.12