Finding the Fourth Proportional to 9,041.76, 12,478.10 and 5,683.32

Step by Step Solution

1. Step 1: Write the proportion equation
   9,041.76 : 12,478.10 = 5,683.32 : x
2. Step 2: Convert to fraction form
   9,041.76/12,478.10 = 5,683.32/x
3. Step 3: Cross multiply
   9,041.76x = 12,478.10 × 5,683.32
4. Step 4: Simplify right side
   9,041.76x = 70,917,035.29
5. Step 5: Solve for x
   x = 70,917,035.29/9,041.76
6. Step 6: Final answer
   x = 7,843.28