Finding the Fourth Proportional to 1,895.69, 2,614.82 and 1,224.36

Step by Step Solution

1. Step 1: Write the proportion equation
   1,895.69 : 2,614.82 = 1,224.36 : x
2. Step 2: Convert to fraction form
   1,895.69/2,614.82 = 1,224.36/x
3. Step 3: Cross multiply
   1,895.69x = 2,614.82 × 1,224.36
4. Step 4: Simplify right side
   1,895.69x = 3,201,474.89
5. Step 5: Solve for x
   x = 3,201,474.89/1,895.69
6. Step 6: Final answer
   x = 1,688.82