Finding the Fourth Proportional to 2,069.32, 2,855.84 and 1,715.16

Step by Step Solution

1. Step 1: Write the proportion equation
   2,069.32 : 2,855.84 = 1,715.16 : x
2. Step 2: Convert to fraction form
   2,069.32/2,855.84 = 1,715.16/x
3. Step 3: Cross multiply
   2,069.32x = 2,855.84 × 1,715.16
4. Step 4: Simplify right side
   2,069.32x = 4,898,222.53
5. Step 5: Solve for x
   x = 4,898,222.53/2,069.32
6. Step 6: Final answer
   x = 2,367.07