Finding the Third Proportional to 40,700.25 and 87,240.38

Step by Step Solution

1. Step 1: Write the proportion equation
   40,700.25 : 87,240.38 = 87,240.38 : x
2. Step 2: Convert to fraction form
   40,700.25/87,240.38 = 87,240.38/x
3. Step 3: Cross multiply
   40,700.25x = 87,240.38 × 87,240.38
4. Step 4: Simplify right side
   40,700.25x = 7,610,883,030.14
5. Step 5: Solve for x
   x = 7,610,883,030.14/40,700.25
6. Step 6: Final answer
   x = 186,998.43