Finding the Fourth Proportional to 5,479.31, 7,561.45 and 2,995.31

Step by Step Solution

1. Step 1: Write the proportion equation
   5,479.31 : 7,561.45 = 2,995.31 : x
2. Step 2: Convert to fraction form
   5,479.31/7,561.45 = 2,995.31/x
3. Step 3: Cross multiply
   5,479.31x = 7,561.45 × 2,995.31
4. Step 4: Simplify right side
   5,479.31x = 22,648,909.45
5. Step 5: Solve for x
   x = 22,648,909.45/5,479.31
6. Step 6: Final answer
   x = 4,133.53