Finding the Third Proportional to 55,734.50 and 86,337.50

Step by Step Solution

1. Step 1: Write the proportion equation
   55,734.50 : 86,337.50 = 86,337.50 : x
2. Step 2: Convert to fraction form
   55,734.50/86,337.50 = 86,337.50/x
3. Step 3: Cross multiply
   55,734.50x = 86,337.50 × 86,337.50
4. Step 4: Simplify right side
   55,734.50x = 7,454,163,906.25
5. Step 5: Solve for x
   x = 7,454,163,906.25/55,734.50
6. Step 6: Final answer
   x = 133,744.16