Finding the Fourth Proportional to 7,422.72, 10,244.52 and 4,279.92

Step by Step Solution

1. Step 1: Write the proportion equation
   7,422.72 : 10,244.52 = 4,279.92 : x
2. Step 2: Convert to fraction form
   7,422.72/10,244.52 = 4,279.92/x
3. Step 3: Cross multiply
   7,422.72x = 10,244.52 × 4,279.92
4. Step 4: Simplify right side
   7,422.72x = 43,845,726.04
5. Step 5: Solve for x
   x = 43,845,726.04/7,422.72
6. Step 6: Final answer
   x = 5,906.96