Finding the Fourth Proportional to 3,707.62, 5,117.61 and 2,136.82

Step by Step Solution

1. Step 1: Write the proportion equation
   3,707.62 : 5,117.61 = 2,136.82 : x
2. Step 2: Convert to fraction form
   3,707.62/5,117.61 = 2,136.82/x
3. Step 3: Cross multiply
   3,707.62x = 5,117.61 × 2,136.82
4. Step 4: Simplify right side
   3,707.62x = 10,935,411.40
5. Step 5: Solve for x
   x = 10,935,411.40/3,707.62
6. Step 6: Final answer
   x = 2,949.44