Finding the Fourth Proportional to 14,264.17, 21,399.50 and 5,499.57

Step by Step Solution

1. Step 1: Write the proportion equation
   14,264.17 : 21,399.50 = 5,499.57 : x
2. Step 2: Convert to fraction form
   14,264.17/21,399.50 = 5,499.57/x
3. Step 3: Cross multiply
   14,264.17x = 21,399.50 × 5,499.57
4. Step 4: Simplify right side
   14,264.17x = 117,688,048.22
5. Step 5: Solve for x
   x = 117,688,048.22/14,264.17
6. Step 6: Final answer
   x = 8,250.61