Finding the Fourth Proportional to 9,039.04, 12,472.32 and 5,683.84

Step by Step Solution

1. Step 1: Write the proportion equation
   9,039.04 : 12,472.32 = 5,683.84 : x
2. Step 2: Convert to fraction form
   9,039.04/12,472.32 = 5,683.84/x
3. Step 3: Cross multiply
   9,039.04x = 12,472.32 × 5,683.84
4. Step 4: Simplify right side
   9,039.04x = 70,890,671.31
5. Step 5: Solve for x
   x = 70,890,671.31/9,039.04
6. Step 6: Final answer
   x = 7,842.72