Finding the Fourth Proportional to 14,412.72, 21,605.89 and 5,047.62

Step by Step Solution

1. Step 1: Write the proportion equation
   14,412.72 : 21,605.89 = 5,047.62 : x
2. Step 2: Convert to fraction form
   14,412.72/21,605.89 = 5,047.62/x
3. Step 3: Cross multiply
   14,412.72x = 21,605.89 × 5,047.62
4. Step 4: Simplify right side
   14,412.72x = 109,058,322.48
5. Step 5: Solve for x
   x = 109,058,322.48/14,412.72
6. Step 6: Final answer
   x = 7,566.81