Finding the Fourth Proportional to 1,854.52, 2,561.46 and 1,412.20

Step by Step Solution

1. Step 1: Write the proportion equation
   1,854.52 : 2,561.46 = 1,412.20 : x
2. Step 2: Convert to fraction form
   1,854.52/2,561.46 = 1,412.20/x
3. Step 3: Cross multiply
   1,854.52x = 2,561.46 × 1,412.20
4. Step 4: Simplify right side
   1,854.52x = 3,617,293.81
5. Step 5: Solve for x
   x = 3,617,293.81/1,854.52
6. Step 6: Final answer
   x = 1,950.53