Finding the Fourth Proportional to 2,881.74, 4,326.72 and 2,749.61

Step by Step Solution

1. Step 1: Write the proportion equation
   2,881.74 : 4,326.72 = 2,749.61 : x
2. Step 2: Convert to fraction form
   2,881.74/4,326.72 = 2,749.61/x
3. Step 3: Cross multiply
   2,881.74x = 4,326.72 × 2,749.61
4. Step 4: Simplify right side
   2,881.74x = 11,896,792.58
5. Step 5: Solve for x
   x = 11,896,792.58/2,881.74
6. Step 6: Final answer
   x = 4,128.34