Finding the Fourth Proportional to 2,531.61, 3,797.73 and 1,070.39

Step by Step Solution

1. Step 1: Write the proportion equation
   2,531.61 : 3,797.73 = 1,070.39 : x
2. Step 2: Convert to fraction form
   2,531.61/3,797.73 = 1,070.39/x
3. Step 3: Cross multiply
   2,531.61x = 3,797.73 × 1,070.39
4. Step 4: Simplify right side
   2,531.61x = 4,065,061.71
5. Step 5: Solve for x
   x = 4,065,061.71/2,531.61
6. Step 6: Final answer
   x = 1,605.72