Finding the Fourth Proportional to 5,401.88, 7,454.59 and 2,917.88

Step by Step Solution

1. Step 1: Write the proportion equation
   5,401.88 : 7,454.59 = 2,917.88 : x
2. Step 2: Convert to fraction form
   5,401.88/7,454.59 = 2,917.88/x
3. Step 3: Cross multiply
   5,401.88x = 7,454.59 × 2,917.88
4. Step 4: Simplify right side
   5,401.88x = 21,751,554.50
5. Step 5: Solve for x
   x = 21,751,554.50/5,401.88
6. Step 6: Final answer
   x = 4,026.67