Finding the Fourth Proportional to 11,150,239.28, 16,725,812.46 and 5,311,423.42

Step by Step Solution

1. Step 1: Write the proportion equation
   11,150,239.28 : 16,725,812.46 = 5,311,423.42 : x
2. Step 2: Convert to fraction form
   11,150,239.28/16,725,812.46 = 5,311,423.42/x
3. Step 3: Cross multiply
   11,150,239.28x = 16,725,812.46 × 5,311,423.42
4. Step 4: Simplify right side
   11,150,239.28x = 88,837,871,956,839.45
5. Step 5: Solve for x
   x = 88,837,871,956,839.45/11,150,239.28
6. Step 6: Final answer
   x = 7,967,351.17