Finding the Fourth Proportional to 10,216.59, 14,098.75 and 5,679.10

Step by Step Solution

1. Step 1: Write the proportion equation
   10,216.59 : 14,098.75 = 5,679.10 : x
2. Step 2: Convert to fraction form
   10,216.59/14,098.75 = 5,679.10/x
3. Step 3: Cross multiply
   10,216.59x = 14,098.75 × 5,679.10
4. Step 4: Simplify right side
   10,216.59x = 80,068,211.13
5. Step 5: Solve for x
   x = 80,068,211.13/10,216.59
6. Step 6: Final answer
   x = 7,837.08