Finding the Fourth Proportional to 3,799.69, 5,239.43 and 2,470.93

Step by Step Solution

1. Step 1: Write the proportion equation
   3,799.69 : 5,239.43 = 2,470.93 : x
2. Step 2: Convert to fraction form
   3,799.69/5,239.43 = 2,470.93/x
3. Step 3: Cross multiply
   3,799.69x = 5,239.43 × 2,470.93
4. Step 4: Simplify right side
   3,799.69x = 12,946,238.57
5. Step 5: Solve for x
   x = 12,946,238.57/3,799.69
6. Step 6: Final answer
   x = 3,407.19