Finding the Fourth Proportional to 2,272.68, 3,136.50 and 1,715.04

Step by Step Solution

1. Step 1: Write the proportion equation
   2,272.68 : 3,136.50 = 1,715.04 : x
2. Step 2: Convert to fraction form
   2,272.68/3,136.50 = 1,715.04/x
3. Step 3: Cross multiply
   2,272.68x = 3,136.50 × 1,715.04
4. Step 4: Simplify right side
   2,272.68x = 5,379,222.96
5. Step 5: Solve for x
   x = 5,379,222.96/2,272.68
6. Step 6: Final answer
   x = 2,366.91