Finding the Fourth Proportional to 2,901.39, 4,352.18 and 710.12

Step by Step Solution

1. Step 1: Write the proportion equation
   2,901.39 : 4,352.18 = 710.12 : x
2. Step 2: Convert to fraction form
   2,901.39/4,352.18 = 710.12/x
3. Step 3: Cross multiply
   2,901.39x = 4,352.18 × 710.12
4. Step 4: Simplify right side
   2,901.39x = 3,090,572.27
5. Step 5: Solve for x
   x = 3,090,572.27/2,901.39
6. Step 6: Final answer
   x = 1,065.20