Finding the Third Proportional to 39,997.50 and 87,528

Step by Step Solution

1. Step 1: Write the proportion equation
   39,997.50 : 87,528 = 87,528 : x
2. Step 2: Convert to fraction form
   39,997.50/87,528 = 87,528/x
3. Step 3: Cross multiply
   39,997.50x = 87,528 × 87,528
4. Step 4: Simplify right side
   39,997.50x = 7,661,150,784
5. Step 5: Solve for x
   x = 7,661,150,784/39,997.50
6. Step 6: Final answer
   x = 191,540.74