Finding the Fourth Proportional to 3,717.04, 5,129.61 and 2,101.82

Step by Step Solution

1. Step 1: Write the proportion equation
   3,717.04 : 5,129.61 = 2,101.82 : x
2. Step 2: Convert to fraction form
   3,717.04/5,129.61 = 2,101.82/x
3. Step 3: Cross multiply
   3,717.04x = 5,129.61 × 2,101.82
4. Step 4: Simplify right side
   3,717.04x = 10,781,516.89
5. Step 5: Solve for x
   x = 10,781,516.89/3,717.04
6. Step 6: Final answer
   x = 2,900.57