Finding the Fourth Proportional to 1,718.61, 2,369.20 and 1,269.82

Step by Step Solution

1. Step 1: Write the proportion equation
   1,718.61 : 2,369.20 = 1,269.82 : x
2. Step 2: Convert to fraction form
   1,718.61/2,369.20 = 1,269.82/x
3. Step 3: Cross multiply
   1,718.61x = 2,369.20 × 1,269.82
4. Step 4: Simplify right side
   1,718.61x = 3,008,461.77
5. Step 5: Solve for x
   x = 3,008,461.77/1,718.61
6. Step 6: Final answer
   x = 1,750.52