Finding the Fourth Proportional to 3,888.86, 5,834.55 and 2,328.62

Step by Step Solution

1. Step 1: Write the proportion equation
   3,888.86 : 5,834.55 = 2,328.62 : x
2. Step 2: Convert to fraction form
   3,888.86/5,834.55 = 2,328.62/x
3. Step 3: Cross multiply
   3,888.86x = 5,834.55 × 2,328.62
4. Step 4: Simplify right side
   3,888.86x = 13,586,449.82
5. Step 5: Solve for x
   x = 13,586,449.82/3,888.86
6. Step 6: Final answer
   x = 3,493.68