Finding the Third Proportional to 28,665 and 62,838

Step by Step Solution

1. Step 1: Write the proportion equation
   28,665 : 62,838 = 62,838 : x
2. Step 2: Convert to fraction form
   28,665/62,838 = 62,838/x
3. Step 3: Cross multiply
   28,665x = 62,838 × 62,838
4. Step 4: Simplify right side
   28,665x = 3,948,614,244
5. Step 5: Solve for x
   x = 3,948,614,244/28,665
6. Step 6: Final answer
   x = 137,750.37