Finding the Fourth Proportional to 2,335.92, 3,503.43 and 874.77

Step by Step Solution

1. Step 1: Write the proportion equation
   2,335.92 : 3,503.43 = 874.77 : x
2. Step 2: Convert to fraction form
   2,335.92/3,503.43 = 874.77/x
3. Step 3: Cross multiply
   2,335.92x = 3,503.43 × 874.77
4. Step 4: Simplify right side
   2,335.92x = 3,064,695.46
5. Step 5: Solve for x
   x = 3,064,695.46/2,335.92
6. Step 6: Final answer
   x = 1,311.99