Finding the Fourth Proportional to 3,132.59, 4,698.72 and 1,052.61

Step by Step Solution

1. Step 1: Write the proportion equation
   3,132.59 : 4,698.72 = 1,052.61 : x
2. Step 2: Convert to fraction form
   3,132.59/4,698.72 = 1,052.61/x
3. Step 3: Cross multiply
   3,132.59x = 4,698.72 × 1,052.61
4. Step 4: Simplify right side
   3,132.59x = 4,945,890.90
5. Step 5: Solve for x
   x = 4,945,890.90/3,132.59
6. Step 6: Final answer
   x = 1,578.85