Finding the Third Proportional to 55,396 and 88,062

Step by Step Solution

1. Step 1: Write the proportion equation
   55,396 : 88,062 = 88,062 : x
2. Step 2: Convert to fraction form
   55,396/88,062 = 88,062/x
3. Step 3: Cross multiply
   55,396x = 88,062 × 88,062
4. Step 4: Simplify right side
   55,396x = 7,754,915,844
5. Step 5: Solve for x
   x = 7,754,915,844/55,396
6. Step 6: Final answer
   x = 139,990.54