Finding the Fourth Proportional to 3,147.01, 4,719.57 and 1,038.25

Step by Step Solution

1. Step 1: Write the proportion equation
   3,147.01 : 4,719.57 = 1,038.25 : x
2. Step 2: Convert to fraction form
   3,147.01/4,719.57 = 1,038.25/x
3. Step 3: Cross multiply
   3,147.01x = 4,719.57 × 1,038.25
4. Step 4: Simplify right side
   3,147.01x = 4,900,093.55
5. Step 5: Solve for x
   x = 4,900,093.55/3,147.01
6. Step 6: Final answer
   x = 1,557.06