Finding the Fourth Proportional to 5,401.61, 7,454.22 and 2,917.61

Step by Step Solution

1. Step 1: Write the proportion equation
   5,401.61 : 7,454.22 = 2,917.61 : x
2. Step 2: Convert to fraction form
   5,401.61/7,454.22 = 2,917.61/x
3. Step 3: Cross multiply
   5,401.61x = 7,454.22 × 2,917.61
4. Step 4: Simplify right side
   5,401.61x = 21,748,506.81
5. Step 5: Solve for x
   x = 21,748,506.81/5,401.61
6. Step 6: Final answer
   x = 4,026.30