Finding the Third Proportional to 64,435.50 and 141,952.50

Step by Step Solution

1. Step 1: Write the proportion equation
   64,435.50 : 141,952.50 = 141,952.50 : x
2. Step 2: Convert to fraction form
   64,435.50/141,952.50 = 141,952.50/x
3. Step 3: Cross multiply
   64,435.50x = 141,952.50 × 141,952.50
4. Step 4: Simplify right side
   64,435.50x = 20,150,512,256.25
5. Step 5: Solve for x
   x = 20,150,512,256.25/64,435.50
6. Step 6: Final answer
   x = 312,723.77