Finding the Fourth Proportional to 2,382.86, 3,573.18 and 902.37

Step by Step Solution

1. Step 1: Write the proportion equation
   2,382.86 : 3,573.18 = 902.37 : x
2. Step 2: Convert to fraction form
   2,382.86/3,573.18 = 902.37/x
3. Step 3: Cross multiply
   2,382.86x = 3,573.18 × 902.37
4. Step 4: Simplify right side
   2,382.86x = 3,224,315.59
5. Step 5: Solve for x
   x = 3,224,315.59/2,382.86
6. Step 6: Final answer
   x = 1,353.13