Finding the Fourth Proportional to 3,708.84, 5,117.04 and 2,136.72

Step by Step Solution

1. Step 1: Write the proportion equation
   3,708.84 : 5,117.04 = 2,136.72 : x
2. Step 2: Convert to fraction form
   3,708.84/5,117.04 = 2,136.72/x
3. Step 3: Cross multiply
   3,708.84x = 5,117.04 × 2,136.72
4. Step 4: Simplify right side
   3,708.84x = 10,933,681.71
5. Step 5: Solve for x
   x = 10,933,681.71/3,708.84
6. Step 6: Final answer
   x = 2,948.01