Finding the Fourth Proportional to 7,003.59, 10,479.44 and 5,612.72

Step by Step Solution

1. Step 1: Write the proportion equation
   7,003.59 : 10,479.44 = 5,612.72 : x
2. Step 2: Convert to fraction form
   7,003.59/10,479.44 = 5,612.72/x
3. Step 3: Cross multiply
   7,003.59x = 10,479.44 × 5,612.72
4. Step 4: Simplify right side
   7,003.59x = 58,818,082.02
5. Step 5: Solve for x
   x = 58,818,082.02/7,003.59
6. Step 6: Final answer
   x = 8,398.28