Finding the Fourth Proportional to 1,877.32, 2,589.18 and 1,434.52

Step by Step Solution

1. Step 1: Write the proportion equation
   1,877.32 : 2,589.18 = 1,434.52 : x
2. Step 2: Convert to fraction form
   1,877.32/2,589.18 = 1,434.52/x
3. Step 3: Cross multiply
   1,877.32x = 2,589.18 × 1,434.52
4. Step 4: Simplify right side
   1,877.32x = 3,714,230.49
5. Step 5: Solve for x
   x = 3,714,230.49/1,877.32
6. Step 6: Final answer
   x = 1,978.47