Finding the Fourth Proportional to 10,298.18, 14,211.54 and 5,582.42

Step by Step Solution

1. Step 1: Write the proportion equation
   10,298.18 : 14,211.54 = 5,582.42 : x
2. Step 2: Convert to fraction form
   10,298.18/14,211.54 = 5,582.42/x
3. Step 3: Cross multiply
   10,298.18x = 14,211.54 × 5,582.42
4. Step 4: Simplify right side
   10,298.18x = 79,334,785.13
5. Step 5: Solve for x
   x = 79,334,785.13/10,298.18
6. Step 6: Final answer
   x = 7,703.77