Finding the Third Proportional to 87,516 and 187,024.50

Step by Step Solution

1. Step 1: Write the proportion equation
   87,516 : 187,024.50 = 187,024.50 : x
2. Step 2: Convert to fraction form
   87,516/187,024.50 = 187,024.50/x
3. Step 3: Cross multiply
   87,516x = 187,024.50 × 187,024.50
4. Step 4: Simplify right side
   87,516x = 34,978,163,600.25
5. Step 5: Solve for x
   x = 34,978,163,600.25/87,516
6. Step 6: Final answer
   x = 399,677.36