Finding the Fourth Proportional to 6,914.30, 10,369.59 and 2,531.78

Step by Step Solution

1. Step 1: Write the proportion equation
   6,914.30 : 10,369.59 = 2,531.78 : x
2. Step 2: Convert to fraction form
   6,914.30/10,369.59 = 2,531.78/x
3. Step 3: Cross multiply
   6,914.30x = 10,369.59 × 2,531.78
4. Step 4: Simplify right side
   6,914.30x = 26,253,520.57
5. Step 5: Solve for x
   x = 26,253,520.57/6,914.30
6. Step 6: Final answer
   x = 3,796.99