Finding the Third Proportional to 63,384 and 132,872.25

Step by Step Solution

1. Step 1: Write the proportion equation
   63,384 : 132,872.25 = 132,872.25 : x
2. Step 2: Convert to fraction form
   63,384/132,872.25 = 132,872.25/x
3. Step 3: Cross multiply
   63,384x = 132,872.25 × 132,872.25
4. Step 4: Simplify right side
   63,384x = 17,655,034,820.06
5. Step 5: Solve for x
   x = 17,655,034,820.06/63,384
6. Step 6: Final answer
   x = 278,540.87