Finding the Fourth Proportional to 1,854.47, 2,559.31 and 1,068.56

Step by Step Solution

1. Step 1: Write the proportion equation
   1,854.47 : 2,559.31 = 1,068.56 : x
2. Step 2: Convert to fraction form
   1,854.47/2,559.31 = 1,068.56/x
3. Step 3: Cross multiply
   1,854.47x = 2,559.31 × 1,068.56
4. Step 4: Simplify right side
   1,854.47x = 2,734,780.02
5. Step 5: Solve for x
   x = 2,734,780.02/1,854.47
6. Step 6: Final answer
   x = 1,474.70