Finding the Third Proportional to 31,141.31 and 48,352.69

Step by Step Solution

1. Step 1: Write the proportion equation
   31,141.31 : 48,352.69 = 48,352.69 : x
2. Step 2: Convert to fraction form
   31,141.31/48,352.69 = 48,352.69/x
3. Step 3: Cross multiply
   31,141.31x = 48,352.69 × 48,352.69
4. Step 4: Simplify right side
   31,141.31x = 2,337,982,388.47
5. Step 5: Solve for x
   x = 2,337,982,388.47/31,141.31
6. Step 6: Final answer
   x = 75,076.55