Finding the Third Proportional to 31,754.48 and 48,729.73

Step by Step Solution

1. Step 1: Write the proportion equation
   31,754.48 : 48,729.73 = 48,729.73 : x
2. Step 2: Convert to fraction form
   31,754.48/48,729.73 = 48,729.73/x
3. Step 3: Cross multiply
   31,754.48x = 48,729.73 × 48,729.73
4. Step 4: Simplify right side
   31,754.48x = 2,374,586,250.86
5. Step 5: Solve for x
   x = 2,374,586,250.86/31,754.48
6. Step 6: Final answer
   x = 74,779.56