Finding the Fourth Proportional to 2,902.84, 4,003.50 and 2,377.96

Step by Step Solution

1. Step 1: Write the proportion equation
   2,902.84 : 4,003.50 = 2,377.96 : x
2. Step 2: Convert to fraction form
   2,902.84/4,003.50 = 2,377.96/x
3. Step 3: Cross multiply
   2,902.84x = 4,003.50 × 2,377.96
4. Step 4: Simplify right side
   2,902.84x = 9,520,162.86
5. Step 5: Solve for x
   x = 9,520,162.86/2,902.84
6. Step 6: Final answer
   x = 3,279.60