Finding the Fourth Proportional to 2,437.52, 3,656.82 and 1,138.28

Step by Step Solution

1. Step 1: Write the proportion equation
   2,437.52 : 3,656.82 = 1,138.28 : x
2. Step 2: Convert to fraction form
   2,437.52/3,656.82 = 1,138.28/x
3. Step 3: Cross multiply
   2,437.52x = 3,656.82 × 1,138.28
4. Step 4: Simplify right side
   2,437.52x = 4,162,461.09
5. Step 5: Solve for x
   x = 4,162,461.09/2,437.52
6. Step 6: Final answer
   x = 1,707.67