Finding the Third Proportional to 6,877.50 and 10,331.25

Step by Step Solution

1. Step 1: Write the proportion equation
   6,877.50 : 10,331.25 = 10,331.25 : x
2. Step 2: Convert to fraction form
   6,877.50/10,331.25 = 10,331.25/x
3. Step 3: Cross multiply
   6,877.50x = 10,331.25 × 10,331.25
4. Step 4: Simplify right side
   6,877.50x = 106,734,726.56
5. Step 5: Solve for x
   x = 106,734,726.56/6,877.50
6. Step 6: Final answer
   x = 15,519.41