Finding the Third Proportional to 39,016.69 and 56,512.69

Step by Step Solution

1. Step 1: Write the proportion equation
   39,016.69 : 56,512.69 = 56,512.69 : x
2. Step 2: Convert to fraction form
   39,016.69/56,512.69 = 56,512.69/x
3. Step 3: Cross multiply
   39,016.69x = 56,512.69 × 56,512.69
4. Step 4: Simplify right side
   39,016.69x = 3,193,683,848.47
5. Step 5: Solve for x
   x = 3,193,683,848.47/39,016.69
6. Step 6: Final answer
   x = 81,854.31