Finding the Fourth Proportional to 3,703.38, 5,110.74 and 2,131.59

Step by Step Solution

1. Step 1: Write the proportion equation
   3,703.38 : 5,110.74 = 2,131.59 : x
2. Step 2: Convert to fraction form
   3,703.38/5,110.74 = 2,131.59/x
3. Step 3: Cross multiply
   3,703.38x = 5,110.74 × 2,131.59
4. Step 4: Simplify right side
   3,703.38x = 10,894,002.28
5. Step 5: Solve for x
   x = 10,894,002.28/3,703.38
6. Step 6: Final answer
   x = 2,941.64