Finding the Fourth Proportional to 7,047.29, 9,726.87 and 4,394.19

Step by Step Solution

1. Step 1: Write the proportion equation
   7,047.29 : 9,726.87 = 4,394.19 : x
2. Step 2: Convert to fraction form
   7,047.29/9,726.87 = 4,394.19/x
3. Step 3: Cross multiply
   7,047.29x = 9,726.87 × 4,394.19
4. Step 4: Simplify right side
   7,047.29x = 42,741,714.89
5. Step 5: Solve for x
   x = 42,741,714.89/7,047.29
6. Step 6: Final answer
   x = 6,064.99