Finding the Fourth Proportional to 2,363.40, 3,259.98 and 1,663.56

Step by Step Solution

1. Step 1: Write the proportion equation
   2,363.40 : 3,259.98 = 1,663.56 : x
2. Step 2: Convert to fraction form
   2,363.40/3,259.98 = 1,663.56/x
3. Step 3: Cross multiply
   2,363.40x = 3,259.98 × 1,663.56
4. Step 4: Simplify right side
   2,363.40x = 5,423,172.33
5. Step 5: Solve for x
   x = 5,423,172.33/2,363.40
6. Step 6: Final answer
   x = 2,294.65