Finding the Third Proportional to 62,790 and 88,000

Step by Step Solution

1. Step 1: Write the proportion equation
   62,790 : 88,000 = 88,000 : x
2. Step 2: Convert to fraction form
   62,790/88,000 = 88,000/x
3. Step 3: Cross multiply
   62,790x = 88,000 × 88,000
4. Step 4: Simplify right side
   62,790x = 7,744,000,000
5. Step 5: Solve for x
   x = 7,744,000,000/62,790
6. Step 6: Final answer
   x = 123,331.74