Finding the Fourth Proportional to 2,561.83, 3,530.18 and 1,774.51

Step by Step Solution

1. Step 1: Write the proportion equation
   2,561.83 : 3,530.18 = 1,774.51 : x
2. Step 2: Convert to fraction form
   2,561.83/3,530.18 = 1,774.51/x
3. Step 3: Cross multiply
   2,561.83x = 3,530.18 × 1,774.51
4. Step 4: Simplify right side
   2,561.83x = 6,264,335.32
5. Step 5: Solve for x
   x = 6,264,335.32/2,561.83
6. Step 6: Final answer
   x = 2,445.26