Finding the Third Proportional to 55,550 and 86,025

Step by Step Solution

1. Step 1: Write the proportion equation
   55,550 : 86,025 = 86,025 : x
2. Step 2: Convert to fraction form
   55,550/86,025 = 86,025/x
3. Step 3: Cross multiply
   55,550x = 86,025 × 86,025
4. Step 4: Simplify right side
   55,550x = 7,400,300,625
5. Step 5: Solve for x
   x = 7,400,300,625/55,550
6. Step 6: Final answer
   x = 133,218.73