Finding the Third Proportional to 30,144.38 and 65,476.88

Step by Step Solution

1. Step 1: Write the proportion equation
   30,144.38 : 65,476.88 = 65,476.88 : x
2. Step 2: Convert to fraction form
   30,144.38/65,476.88 = 65,476.88/x
3. Step 3: Cross multiply
   30,144.38x = 65,476.88 × 65,476.88
4. Step 4: Simplify right side
   30,144.38x = 4,287,221,159.77
5. Step 5: Solve for x
   x = 4,287,221,159.77/30,144.38
6. Step 6: Final answer
   x = 142,222.92