Finding the Fourth Proportional to 3,887.32, 5,833.34 and 1,578.76

Step by Step Solution

1. Step 1: Write the proportion equation
   3,887.32 : 5,833.34 = 1,578.76 : x
2. Step 2: Convert to fraction form
   3,887.32/5,833.34 = 1,578.76/x
3. Step 3: Cross multiply
   3,887.32x = 5,833.34 × 1,578.76
4. Step 4: Simplify right side
   3,887.32x = 9,209,443.86
5. Step 5: Solve for x
   x = 9,209,443.86/3,887.32
6. Step 6: Final answer
   x = 2,369.10