Finding the Third Proportional to 64,616.50 and 94,418.75

Step by Step Solution

1. Step 1: Write the proportion equation
   64,616.50 : 94,418.75 = 94,418.75 : x
2. Step 2: Convert to fraction form
   64,616.50/94,418.75 = 94,418.75/x
3. Step 3: Cross multiply
   64,616.50x = 94,418.75 × 94,418.75
4. Step 4: Simplify right side
   64,616.50x = 8,914,900,351.56
5. Step 5: Solve for x
   x = 8,914,900,351.56/64,616.50
6. Step 6: Final answer
   x = 137,966.31