Finding the Fourth Proportional to 25,019.39, 34,555.11 and 17,047.78

Step by Step Solution

1. Step 1: Write the proportion equation
   25,019.39 : 34,555.11 = 17,047.78 : x
2. Step 2: Convert to fraction form
   25,019.39/34,555.11 = 17,047.78/x
3. Step 3: Cross multiply
   25,019.39x = 34,555.11 × 17,047.78
4. Step 4: Simplify right side
   25,019.39x = 589,087,762.84
5. Step 5: Solve for x
   x = 589,087,762.84/25,019.39
6. Step 6: Final answer
   x = 23,545.25