Finding the Third Proportional to 87,496.50 and 187,386

Step by Step Solution

1. Step 1: Write the proportion equation
   87,496.50 : 187,386 = 187,386 : x
2. Step 2: Convert to fraction form
   87,496.50/187,386 = 187,386/x
3. Step 3: Cross multiply
   87,496.50x = 187,386 × 187,386
4. Step 4: Simplify right side
   87,496.50x = 35,113,512,996
5. Step 5: Solve for x
   x = 35,113,512,996/87,496.50
6. Step 6: Final answer
   x = 401,313.34