Finding the Fourth Proportional to 3,150.47, 4,724.22 and 1,070.12

Step by Step Solution

1. Step 1: Write the proportion equation
   3,150.47 : 4,724.22 = 1,070.12 : x
2. Step 2: Convert to fraction form
   3,150.47/4,724.22 = 1,070.12/x
3. Step 3: Cross multiply
   3,150.47x = 4,724.22 × 1,070.12
4. Step 4: Simplify right side
   3,150.47x = 5,055,482.31
5. Step 5: Solve for x
   x = 5,055,482.31/3,150.47
6. Step 6: Final answer
   x = 1,604.68