Finding the Fourth Proportional to 1,778.56, 2,458.56 and 1,363.84

Step by Step Solution

1. Step 1: Write the proportion equation
   1,778.56 : 2,458.56 = 1,363.84 : x
2. Step 2: Convert to fraction form
   1,778.56/2,458.56 = 1,363.84/x
3. Step 3: Cross multiply
   1,778.56x = 2,458.56 × 1,363.84
4. Step 4: Simplify right side
   1,778.56x = 3,353,082.47
5. Step 5: Solve for x
   x = 3,353,082.47/1,778.56
6. Step 6: Final answer
   x = 1,885.28