Finding the Third Proportional to 64,617.75 and 141,966

Step by Step Solution

1. Step 1: Write the proportion equation
   64,617.75 : 141,966 = 141,966 : x
2. Step 2: Convert to fraction form
   64,617.75/141,966 = 141,966/x
3. Step 3: Cross multiply
   64,617.75x = 141,966 × 141,966
4. Step 4: Simplify right side
   64,617.75x = 20,154,345,156
5. Step 5: Solve for x
   x = 20,154,345,156/64,617.75
6. Step 6: Final answer
   x = 311,901.07