Finding the Third Proportional to 56,391.75 and 81,922.50

Step by Step Solution

1. Step 1: Write the proportion equation
   56,391.75 : 81,922.50 = 81,922.50 : x
2. Step 2: Convert to fraction form
   56,391.75/81,922.50 = 81,922.50/x
3. Step 3: Cross multiply
   56,391.75x = 81,922.50 × 81,922.50
4. Step 4: Simplify right side
   56,391.75x = 6,711,296,006.25
5. Step 5: Solve for x
   x = 6,711,296,006.25/56,391.75
6. Step 6: Final answer
   x = 119,012.02