Finding the Fourth Proportional to 12,069.27, 18,098.78 and 5,499.63

Step by Step Solution

1. Step 1: Write the proportion equation
   12,069.27 : 18,098.78 = 5,499.63 : x
2. Step 2: Convert to fraction form
   12,069.27/18,098.78 = 5,499.63/x
3. Step 3: Cross multiply
   12,069.27x = 18,098.78 × 5,499.63
4. Step 4: Simplify right side
   12,069.27x = 99,536,565.95
5. Step 5: Solve for x
   x = 99,536,565.95/12,069.27
6. Step 6: Final answer
   x = 8,247.11