Finding the Third Proportional to 55,552 and 86,028

Step by Step Solution

1. Step 1: Write the proportion equation
   55,552 : 86,028 = 86,028 : x
2. Step 2: Convert to fraction form
   55,552/86,028 = 86,028/x
3. Step 3: Cross multiply
   55,552x = 86,028 × 86,028
4. Step 4: Simplify right side
   55,552x = 7,400,816,784
5. Step 5: Solve for x
   x = 7,400,816,784/55,552
6. Step 6: Final answer
   x = 133,223.23