Finding the Fourth Proportional to 10,158.60, 14,016.99 and 5,682.39

Step by Step Solution

1. Step 1: Write the proportion equation
   10,158.60 : 14,016.99 = 5,682.39 : x
2. Step 2: Convert to fraction form
   10,158.60/14,016.99 = 5,682.39/x
3. Step 3: Cross multiply
   10,158.60x = 14,016.99 × 5,682.39
4. Step 4: Simplify right side
   10,158.60x = 79,650,003.81
5. Step 5: Solve for x
   x = 79,650,003.81/10,158.60
6. Step 6: Final answer
   x = 7,840.65