Finding the Fourth Proportional to 1,874.42, 2,587.56 and 1,088.32

Step by Step Solution

1. Step 1: Write the proportion equation
   1,874.42 : 2,587.56 = 1,088.32 : x
2. Step 2: Convert to fraction form
   1,874.42/2,587.56 = 1,088.32/x
3. Step 3: Cross multiply
   1,874.42x = 2,587.56 × 1,088.32
4. Step 4: Simplify right side
   1,874.42x = 2,816,093.30
5. Step 5: Solve for x
   x = 2,816,093.30/1,874.42
6. Step 6: Final answer
   x = 1,502.38