Finding the Third Proportional to 62,978.50 and 88,058.75

Step by Step Solution

1. Step 1: Write the proportion equation
   62,978.50 : 88,058.75 = 88,058.75 : x
2. Step 2: Convert to fraction form
   62,978.50/88,058.75 = 88,058.75/x
3. Step 3: Cross multiply
   62,978.50x = 88,058.75 × 88,058.75
4. Step 4: Simplify right side
   62,978.50x = 7,754,343,451.56
5. Step 5: Solve for x
   x = 7,754,343,451.56/62,978.50
6. Step 6: Final answer
   x = 123,126.84