Finding the Third Proportional to 63,559.69 and 103,540.78

Step by Step Solution

1. Step 1: Write the proportion equation
   63,559.69 : 103,540.78 = 103,540.78 : x
2. Step 2: Convert to fraction form
   63,559.69/103,540.78 = 103,540.78/x
3. Step 3: Cross multiply
   63,559.69x = 103,540.78 × 103,540.78
4. Step 4: Simplify right side
   63,559.69x = 10,720,693,381.86
5. Step 5: Solve for x
   x = 10,720,693,381.86/63,559.69
6. Step 6: Final answer
   x = 168,671.27