Finding the Fourth Proportional to 2,552.86, 3,803.61 and 2,385.19

Step by Step Solution

1. Step 1: Write the proportion equation
   2,552.86 : 3,803.61 = 2,385.19 : x
2. Step 2: Convert to fraction form
   2,552.86/3,803.61 = 2,385.19/x
3. Step 3: Cross multiply
   2,552.86x = 3,803.61 × 2,385.19
4. Step 4: Simplify right side
   2,552.86x = 9,072,323.03
5. Step 5: Solve for x
   x = 9,072,323.03/2,552.86
6. Step 6: Final answer
   x = 3,553.79