Finding the Fourth Proportional to 3,123.58, 4,685.52 and 1,043.50

Step by Step Solution

1. Step 1: Write the proportion equation
   3,123.58 : 4,685.52 = 1,043.50 : x
2. Step 2: Convert to fraction form
   3,123.58/4,685.52 = 1,043.50/x
3. Step 3: Cross multiply
   3,123.58x = 4,685.52 × 1,043.50
4. Step 4: Simplify right side
   3,123.58x = 4,889,311.47
5. Step 5: Solve for x
   x = 4,889,311.47/3,123.58
6. Step 6: Final answer
   x = 1,565.29