Finding the Fourth Proportional to 10,949.42, 15,110.20 and 5,913.64

Step by Step Solution

1. Step 1: Write the proportion equation
   10,949.42 : 15,110.20 = 5,913.64 : x
2. Step 2: Convert to fraction form
   10,949.42/15,110.20 = 5,913.64/x
3. Step 3: Cross multiply
   10,949.42x = 15,110.20 × 5,913.64
4. Step 4: Simplify right side
   10,949.42x = 89,356,215.78
5. Step 5: Solve for x
   x = 89,356,215.78/10,949.42
6. Step 6: Final answer
   x = 8,160.82