Finding the Fourth Proportional to 3,778.89, 5,667.17 and 1,146.29

Step by Step Solution

1. Step 1: Write the proportion equation
   3,778.89 : 5,667.17 = 1,146.29 : x
2. Step 2: Convert to fraction form
   3,778.89/5,667.17 = 1,146.29/x
3. Step 3: Cross multiply
   3,778.89x = 5,667.17 × 1,146.29
4. Step 4: Simplify right side
   3,778.89x = 6,496,228.74
5. Step 5: Solve for x
   x = 6,496,228.74/3,778.89
6. Step 6: Final answer
   x = 1,719.08