Finding the Fourth Proportional to 2,872.93, 4,309.50 and 1,023.37

Step by Step Solution

1. Step 1: Write the proportion equation
   2,872.93 : 4,309.50 = 1,023.37 : x
2. Step 2: Convert to fraction form
   2,872.93/4,309.50 = 1,023.37/x
3. Step 3: Cross multiply
   2,872.93x = 4,309.50 × 1,023.37
4. Step 4: Simplify right side
   2,872.93x = 4,410,191.47
5. Step 5: Solve for x
   x = 4,410,191.47/2,872.93
6. Step 6: Final answer
   x = 1,535.08