Finding the Third Proportional to 30,040.88 and 64,182.38

Step by Step Solution

1. Step 1: Write the proportion equation
   30,040.88 : 64,182.38 = 64,182.38 : x
2. Step 2: Convert to fraction form
   30,040.88/64,182.38 = 64,182.38/x
3. Step 3: Cross multiply
   30,040.88x = 64,182.38 × 64,182.38
4. Step 4: Simplify right side
   30,040.88x = 4,119,377,260.64
5. Step 5: Solve for x
   x = 4,119,377,260.64/30,040.88
6. Step 6: Final answer
   x = 137,125.74