Finding the Fourth Proportional to 2,932.61, 4,399.71 and 1,058.69

Step by Step Solution

1. Step 1: Write the proportion equation
   2,932.61 : 4,399.71 = 1,058.69 : x
2. Step 2: Convert to fraction form
   2,932.61/4,399.71 = 1,058.69/x
3. Step 3: Cross multiply
   2,932.61x = 4,399.71 × 1,058.69
4. Step 4: Simplify right side
   2,932.61x = 4,657,928.98
5. Step 5: Solve for x
   x = 4,657,928.98/2,932.61
6. Step 6: Final answer
   x = 1,588.32