Finding the Third Proportional to 31,864.50 and 65,110.88

Step by Step Solution

1. Step 1: Write the proportion equation
   31,864.50 : 65,110.88 = 65,110.88 : x
2. Step 2: Convert to fraction form
   31,864.50/65,110.88 = 65,110.88/x
3. Step 3: Cross multiply
   31,864.50x = 65,110.88 × 65,110.88
4. Step 4: Simplify right side
   31,864.50x = 4,239,426,043.27
5. Step 5: Solve for x
   x = 4,239,426,043.27/31,864.50
6. Step 6: Final answer
   x = 133,045.43