Finding the Fourth Proportional to 14,408.10, 21,613.20 and 5,047.08

Step by Step Solution

1. Step 1: Write the proportion equation
   14,408.10 : 21,613.20 = 5,047.08 : x
2. Step 2: Convert to fraction form
   14,408.10/21,613.20 = 5,047.08/x
3. Step 3: Cross multiply
   14,408.10x = 21,613.20 × 5,047.08
4. Step 4: Simplify right side
   14,408.10x = 109,083,549.46
5. Step 5: Solve for x
   x = 109,083,549.46/14,408.10
6. Step 6: Final answer
   x = 7,570.99