Finding the Fourth Proportional to 5,026.86, 7,540.83 and 2,105.46

Step by Step Solution

1. Step 1: Write the proportion equation
   5,026.86 : 7,540.83 = 2,105.46 : x
2. Step 2: Convert to fraction form
   5,026.86/7,540.83 = 2,105.46/x
3. Step 3: Cross multiply
   5,026.86x = 7,540.83 × 2,105.46
4. Step 4: Simplify right side
   5,026.86x = 15,876,915.93
5. Step 5: Solve for x
   x = 15,876,915.93/5,026.86
6. Step 6: Final answer
   x = 3,158.42