Finding the Fourth Proportional to 2,875.56, 4,321.94 and 2,385.19

Step by Step Solution

1. Step 1: Write the proportion equation
   2,875.56 : 4,321.94 = 2,385.19 : x
2. Step 2: Convert to fraction form
   2,875.56/4,321.94 = 2,385.19/x
3. Step 3: Cross multiply
   2,875.56x = 4,321.94 × 2,385.19
4. Step 4: Simplify right side
   2,875.56x = 10,308,648.07
5. Step 5: Solve for x
   x = 10,308,648.07/2,875.56
6. Step 6: Final answer
   x = 3,584.92