Finding the Fourth Proportional to 5,798.18, 8,001.89 and 3,530.39

Step by Step Solution

1. Step 1: Write the proportion equation
   5,798.18 : 8,001.89 = 3,530.39 : x
2. Step 2: Convert to fraction form
   5,798.18/8,001.89 = 3,530.39/x
3. Step 3: Cross multiply
   5,798.18x = 8,001.89 × 3,530.39
4. Step 4: Simplify right side
   5,798.18x = 28,249,748.01
5. Step 5: Solve for x
   x = 28,249,748.01/5,798.18
6. Step 6: Final answer
   x = 4,872.17