Finding the Third Proportional to 55,560 and 88,260.75

Step by Step Solution

1. Step 1: Write the proportion equation
   55,560 : 88,260.75 = 88,260.75 : x
2. Step 2: Convert to fraction form
   55,560/88,260.75 = 88,260.75/x
3. Step 3: Cross multiply
   55,560x = 88,260.75 × 88,260.75
4. Step 4: Simplify right side
   55,560x = 7,789,959,990.56
5. Step 5: Solve for x
   x = 7,789,959,990.56/55,560
6. Step 6: Final answer
   x = 140,208.06