Finding the Third Proportional to 32,487 and 71,178.50

Step by Step Solution

1. Step 1: Write the proportion equation
   32,487 : 71,178.50 = 71,178.50 : x
2. Step 2: Convert to fraction form
   32,487/71,178.50 = 71,178.50/x
3. Step 3: Cross multiply
   32,487x = 71,178.50 × 71,178.50
4. Step 4: Simplify right side
   32,487x = 5,066,378,862.25
5. Step 5: Solve for x
   x = 5,066,378,862.25/32,487
6. Step 6: Final answer
   x = 155,950.96