Finding the Fourth Proportional to 22,868.72, 34,307.16 and 8,086.22

Step by Step Solution

1. Step 1: Write the proportion equation
   22,868.72 : 34,307.16 = 8,086.22 : x
2. Step 2: Convert to fraction form
   22,868.72/34,307.16 = 8,086.22/x
3. Step 3: Cross multiply
   22,868.72x = 34,307.16 × 8,086.22
4. Step 4: Simplify right side
   22,868.72x = 277,415,031.37
5. Step 5: Solve for x
   x = 277,415,031.37/22,868.72
6. Step 6: Final answer
   x = 12,130.77