Finding the Fourth Proportional to 2,359.32, 3,538.16 and 1,058.46

Step by Step Solution

1. Step 1: Write the proportion equation
   2,359.32 : 3,538.16 = 1,058.46 : x
2. Step 2: Convert to fraction form
   2,359.32/3,538.16 = 1,058.46/x
3. Step 3: Cross multiply
   2,359.32x = 3,538.16 × 1,058.46
4. Step 4: Simplify right side
   2,359.32x = 3,745,000.83
5. Step 5: Solve for x
   x = 3,745,000.83/2,359.32
6. Step 6: Final answer
   x = 1,587.32