Finding the Third Proportional to 64,761.75 and 152,659.69

Step by Step Solution

1. Step 1: Write the proportion equation
   64,761.75 : 152,659.69 = 152,659.69 : x
2. Step 2: Convert to fraction form
   64,761.75/152,659.69 = 152,659.69/x
3. Step 3: Cross multiply
   64,761.75x = 152,659.69 × 152,659.69
4. Step 4: Simplify right side
   64,761.75x = 23,304,980,187.60
5. Step 5: Solve for x
   x = 23,304,980,187.60/64,761.75
6. Step 6: Final answer
   x = 359,857.17