Finding the Fourth Proportional to 2,083.57, 2,875.29 and 1,152.07

Step by Step Solution

1. Step 1: Write the proportion equation
   2,083.57 : 2,875.29 = 1,152.07 : x
2. Step 2: Convert to fraction form
   2,083.57/2,875.29 = 1,152.07/x
3. Step 3: Cross multiply
   2,083.57x = 2,875.29 × 1,152.07
4. Step 4: Simplify right side
   2,083.57x = 3,312,535.35
5. Step 5: Solve for x
   x = 3,312,535.35/2,083.57
6. Step 6: Final answer
   x = 1,589.84