Finding the Fourth Proportional to 2,097.48, 3,143.78 and 1,854.48

Step by Step Solution

1. Step 1: Write the proportion equation
   2,097.48 : 3,143.78 = 1,854.48 : x
2. Step 2: Convert to fraction form
   2,097.48/3,143.78 = 1,854.48/x
3. Step 3: Cross multiply
   2,097.48x = 3,143.78 × 1,854.48
4. Step 4: Simplify right side
   2,097.48x = 5,830,081.77
5. Step 5: Solve for x
   x = 5,830,081.77/2,097.48
6. Step 6: Final answer
   x = 2,779.56