Finding the Fourth Proportional to 10,244.72, 14,139.06 and 5,769.35

Step by Step Solution

1. Step 1: Write the proportion equation
   10,244.72 : 14,139.06 = 5,769.35 : x
2. Step 2: Convert to fraction form
   10,244.72/14,139.06 = 5,769.35/x
3. Step 3: Cross multiply
   10,244.72x = 14,139.06 × 5,769.35
4. Step 4: Simplify right side
   10,244.72x = 81,573,086.27
5. Step 5: Solve for x
   x = 81,573,086.27/10,244.72
6. Step 6: Final answer
   x = 7,962.46