Finding the Fourth Proportional to 2,334.42, 3,503.12 and 873.72

Step by Step Solution

1. Step 1: Write the proportion equation
   2,334.42 : 3,503.12 = 873.72 : x
2. Step 2: Convert to fraction form
   2,334.42/3,503.12 = 873.72/x
3. Step 3: Cross multiply
   2,334.42x = 3,503.12 × 873.72
4. Step 4: Simplify right side
   2,334.42x = 3,060,741.64
5. Step 5: Solve for x
   x = 3,060,741.64/2,334.42
6. Step 6: Final answer
   x = 1,311.14