Finding the Third Proportional to 55,773.50 and 81,800.25

Step by Step Solution

1. Step 1: Write the proportion equation
   55,773.50 : 81,800.25 = 81,800.25 : x
2. Step 2: Convert to fraction form
   55,773.50/81,800.25 = 81,800.25/x
3. Step 3: Cross multiply
   55,773.50x = 81,800.25 × 81,800.25
4. Step 4: Simplify right side
   55,773.50x = 6,691,280,900.06
5. Step 5: Solve for x
   x = 6,691,280,900.06/55,773.50
6. Step 6: Final answer
   x = 119,972.40