Finding the Fourth Proportional to 22,950.81, 34,429.69 and 8,156.22

Step by Step Solution

1. Step 1: Write the proportion equation
   22,950.81 : 34,429.69 = 8,156.22 : x
2. Step 2: Convert to fraction form
   22,950.81/34,429.69 = 8,156.22/x
3. Step 3: Cross multiply
   22,950.81x = 34,429.69 × 8,156.22
4. Step 4: Simplify right side
   22,950.81x = 280,816,126.17
5. Step 5: Solve for x
   x = 280,816,126.17/22,950.81
6. Step 6: Final answer
   x = 12,235.56