Finding the Fourth Proportional to 2,310.79, 3,185.52 and 1,838.86

Step by Step Solution

1. Step 1: Write the proportion equation
   2,310.79 : 3,185.52 = 1,838.86 : x
2. Step 2: Convert to fraction form
   2,310.79/3,185.52 = 1,838.86/x
3. Step 3: Cross multiply
   2,310.79x = 3,185.52 × 1,838.86
4. Step 4: Simplify right side
   2,310.79x = 5,857,725.31
5. Step 5: Solve for x
   x = 5,857,725.31/2,310.79
6. Step 6: Final answer
   x = 2,534.94