Finding the Fourth Proportional to 7,314.88, 10,958.55 and 3,612.79

Step by Step Solution

1. Step 1: Write the proportion equation
   7,314.88 : 10,958.55 = 3,612.79 : x
2. Step 2: Convert to fraction form
   7,314.88/10,958.55 = 3,612.79/x
3. Step 3: Cross multiply
   7,314.88x = 10,958.55 × 3,612.79
4. Step 4: Simplify right side
   7,314.88x = 39,590,939.85
5. Step 5: Solve for x
   x = 39,590,939.85/7,314.88
6. Step 6: Final answer
   x = 5,412.38