Finding the Fourth Proportional to 22,715.29, 34,051.98 and 12,192.69

Step by Step Solution

1. Step 1: Write the proportion equation
   22,715.29 : 34,051.98 = 12,192.69 : x
2. Step 2: Convert to fraction form
   22,715.29/34,051.98 = 12,192.69/x
3. Step 3: Cross multiply
   22,715.29x = 34,051.98 × 12,192.69
4. Step 4: Simplify right side
   22,715.29x = 415,185,236.03
5. Step 5: Solve for x
   x = 415,185,236.03/22,715.29
6. Step 6: Final answer
   x = 18,277.79