Finding the Third Proportional to 65,279.50 and 88,078

Step by Step Solution

1. Step 1: Write the proportion equation
   65,279.50 : 88,078 = 88,078 : x
2. Step 2: Convert to fraction form
   65,279.50/88,078 = 88,078/x
3. Step 3: Cross multiply
   65,279.50x = 88,078 × 88,078
4. Step 4: Simplify right side
   65,279.50x = 7,757,734,084
5. Step 5: Solve for x
   x = 7,757,734,084/65,279.50
6. Step 6: Final answer
   x = 118,838.75