Finding the Fourth Proportional to 9,041.97, 12,478.61 and 5,214.23

Step by Step Solution

1. Step 1: Write the proportion equation
   9,041.97 : 12,478.61 = 5,214.23 : x
2. Step 2: Convert to fraction form
   9,041.97/12,478.61 = 5,214.23/x
3. Step 3: Cross multiply
   9,041.97x = 12,478.61 × 5,214.23
4. Step 4: Simplify right side
   9,041.97x = 65,066,254.16
5. Step 5: Solve for x
   x = 65,066,254.16/9,041.97
6. Step 6: Final answer
   x = 7,196.03