Finding the Fourth Proportional to 10,693.16, 14,756.12 and 6,216.72

Step by Step Solution

1. Step 1: Write the proportion equation
   10,693.16 : 14,756.12 = 6,216.72 : x
2. Step 2: Convert to fraction form
   10,693.16/14,756.12 = 6,216.72/x
3. Step 3: Cross multiply
   10,693.16x = 14,756.12 × 6,216.72
4. Step 4: Simplify right side
   10,693.16x = 91,734,666.33
5. Step 5: Solve for x
   x = 91,734,666.33/10,693.16
6. Step 6: Final answer
   x = 8,578.82