Finding the Third Proportional to 31,156.52 and 68,023.55

Step by Step Solution

1. Step 1: Write the proportion equation
   31,156.52 : 68,023.55 = 68,023.55 : x
2. Step 2: Convert to fraction form
   31,156.52/68,023.55 = 68,023.55/x
3. Step 3: Cross multiply
   31,156.52x = 68,023.55 × 68,023.55
4. Step 4: Simplify right side
   31,156.52x = 4,627,202,929.46
5. Step 5: Solve for x
   x = 4,627,202,929.46/31,156.52
6. Step 6: Final answer
   x = 148,514.74