Finding the Fourth Proportional to 5,397.56, 8,079.57 and 2,926.25

Step by Step Solution

1. Step 1: Write the proportion equation
   5,397.56 : 8,079.57 = 2,926.25 : x
2. Step 2: Convert to fraction form
   5,397.56/8,079.57 = 2,926.25/x
3. Step 3: Cross multiply
   5,397.56x = 8,079.57 × 2,926.25
4. Step 4: Simplify right side
   5,397.56x = 23,642,801.31
5. Step 5: Solve for x
   x = 23,642,801.31/5,397.56
6. Step 6: Final answer
   x = 4,380.28