Finding the Fourth Proportional to 7,684.12, 10,591.34 and 5,443.12

Step by Step Solution

1. Step 1: Write the proportion equation
   7,684.12 : 10,591.34 = 5,443.12 : x
2. Step 2: Convert to fraction form
   7,684.12/10,591.34 = 5,443.12/x
3. Step 3: Cross multiply
   7,684.12x = 10,591.34 × 5,443.12
4. Step 4: Simplify right side
   7,684.12x = 57,649,941.02
5. Step 5: Solve for x
   x = 57,649,941.02/7,684.12
6. Step 6: Final answer
   x = 7,502.48