Finding the Fourth Proportional to 3,498.58, 5,247.90 and 901.42

Step by Step Solution

1. Step 1: Write the proportion equation
   3,498.58 : 5,247.90 = 901.42 : x
2. Step 2: Convert to fraction form
   3,498.58/5,247.90 = 901.42/x
3. Step 3: Cross multiply
   3,498.58x = 5,247.90 × 901.42
4. Step 4: Simplify right side
   3,498.58x = 4,730,562.02
5. Step 5: Solve for x
   x = 4,730,562.02/3,498.58
6. Step 6: Final answer
   x = 1,352.14