Finding the Third Proportional to 40,151.25 and 87,455.25

Step by Step Solution

1. Step 1: Write the proportion equation
   40,151.25 : 87,455.25 = 87,455.25 : x
2. Step 2: Convert to fraction form
   40,151.25/87,455.25 = 87,455.25/x
3. Step 3: Cross multiply
   40,151.25x = 87,455.25 × 87,455.25
4. Step 4: Simplify right side
   40,151.25x = 7,648,420,752.56
5. Step 5: Solve for x
   x = 7,648,420,752.56/40,151.25
6. Step 6: Final answer
   x = 190,490.23