Finding the Third Proportional to 87,581.25 and 181,390.50

Step by Step Solution

1. Step 1: Write the proportion equation
   87,581.25 : 181,390.50 = 181,390.50 : x
2. Step 2: Convert to fraction form
   87,581.25/181,390.50 = 181,390.50/x
3. Step 3: Cross multiply
   87,581.25x = 181,390.50 × 181,390.50
4. Step 4: Simplify right side
   87,581.25x = 32,902,513,490.25
5. Step 5: Solve for x
   x = 32,902,513,490.25/87,581.25
6. Step 6: Final answer
   x = 375,679.88