Finding the Fourth Proportional to 12,814.27, 19,222.22 and 5,417.76

Step by Step Solution

1. Step 1: Write the proportion equation
   12,814.27 : 19,222.22 = 5,417.76 : x
2. Step 2: Convert to fraction form
   12,814.27/19,222.22 = 5,417.76/x
3. Step 3: Cross multiply
   12,814.27x = 19,222.22 × 5,417.76
4. Step 4: Simplify right side
   12,814.27x = 104,141,374.63
5. Step 5: Solve for x
   x = 104,141,374.63/12,814.27
6. Step 6: Final answer
   x = 8,126.98