Finding the Fourth Proportional to 9,471.30, 13,070.46 and 5,494.79

Step by Step Solution

1. Step 1: Write the proportion equation
   9,471.30 : 13,070.46 = 5,494.79 : x
2. Step 2: Convert to fraction form
   9,471.30/13,070.46 = 5,494.79/x
3. Step 3: Cross multiply
   9,471.30x = 13,070.46 × 5,494.79
4. Step 4: Simplify right side
   9,471.30x = 71,819,367.55
5. Step 5: Solve for x
   x = 71,819,367.55/9,471.30
6. Step 6: Final answer
   x = 7,582.84