Finding the Fourth Proportional to 2,586.04, 3,568.76 and 1,407.12

Step by Step Solution

1. Step 1: Write the proportion equation
   2,586.04 : 3,568.76 = 1,407.12 : x
2. Step 2: Convert to fraction form
   2,586.04/3,568.76 = 1,407.12/x
3. Step 3: Cross multiply
   2,586.04x = 3,568.76 × 1,407.12
4. Step 4: Simplify right side
   2,586.04x = 5,021,673.57
5. Step 5: Solve for x
   x = 5,021,673.57/2,586.04
6. Step 6: Final answer
   x = 1,941.84