Finding the Fourth Proportional to 2,886.52, 4,327.17 and 1,037.20

Step by Step Solution

1. Step 1: Write the proportion equation
   2,886.52 : 4,327.17 = 1,037.20 : x
2. Step 2: Convert to fraction form
   2,886.52/4,327.17 = 1,037.20/x
3. Step 3: Cross multiply
   2,886.52x = 4,327.17 × 1,037.20
4. Step 4: Simplify right side
   2,886.52x = 4,488,140.72
5. Step 5: Solve for x
   x = 4,488,140.72/2,886.52
6. Step 6: Final answer
   x = 1,554.86