Finding the Fourth Proportional to 9,579.04, 14,368.72 and 3,422.88

Step by Step Solution

1. Step 1: Write the proportion equation
   9,579.04 : 14,368.72 = 3,422.88 : x
2. Step 2: Convert to fraction form
   9,579.04/14,368.72 = 3,422.88/x
3. Step 3: Cross multiply
   9,579.04x = 14,368.72 × 3,422.88
4. Step 4: Simplify right side
   9,579.04x = 49,182,404.31
5. Step 5: Solve for x
   x = 49,182,404.31/9,579.04
6. Step 6: Final answer
   x = 5,134.38