Finding the Third Proportional to 31,534.31 and 48,212.72

Step by Step Solution

1. Step 1: Write the proportion equation
   31,534.31 : 48,212.72 = 48,212.72 : x
2. Step 2: Convert to fraction form
   31,534.31/48,212.72 = 48,212.72/x
3. Step 3: Cross multiply
   31,534.31x = 48,212.72 × 48,212.72
4. Step 4: Simplify right side
   31,534.31x = 2,324,466,249.27
5. Step 5: Solve for x
   x = 2,324,466,249.27/31,534.31
6. Step 6: Final answer
   x = 73,712.29