Finding the Fourth Proportional to 5,152.88, 7,107.54 and 3,579.86

Step by Step Solution

1. Step 1: Write the proportion equation
   5,152.88 : 7,107.54 = 3,579.86 : x
2. Step 2: Convert to fraction form
   5,152.88/7,107.54 = 3,579.86/x
3. Step 3: Cross multiply
   5,152.88x = 7,107.54 × 3,579.86
4. Step 4: Simplify right side
   5,152.88x = 25,443,998.14
5. Step 5: Solve for x
   x = 25,443,998.14/5,152.88
6. Step 6: Final answer
   x = 4,937.82