Finding the Fourth Proportional to 2,337.58, 3,505.89 and 876.70

Step by Step Solution

1. Step 1: Write the proportion equation
   2,337.58 : 3,505.89 = 876.70 : x
2. Step 2: Convert to fraction form
   2,337.58/3,505.89 = 876.70/x
3. Step 3: Cross multiply
   2,337.58x = 3,505.89 × 876.70
4. Step 4: Simplify right side
   2,337.58x = 3,073,613.76
5. Step 5: Solve for x
   x = 3,073,613.76/2,337.58
6. Step 6: Final answer
   x = 1,314.87