Finding the Fourth Proportional to 9,050.94, 12,471.57 and 7,275.42

Step by Step Solution

1. Step 1: Write the proportion equation
   9,050.94 : 12,471.57 = 7,275.42 : x
2. Step 2: Convert to fraction form
   9,050.94/12,471.57 = 7,275.42/x
3. Step 3: Cross multiply
   9,050.94x = 12,471.57 × 7,275.42
4. Step 4: Simplify right side
   9,050.94x = 90,735,909.81
5. Step 5: Solve for x
   x = 90,735,909.81/9,050.94
6. Step 6: Final answer
   x = 10,025.03