Finding the Fourth Proportional to 22,402.69, 30,917.77 and 12,333.17

Step by Step Solution

1. Step 1: Write the proportion equation
   22,402.69 : 30,917.77 = 12,333.17 : x
2. Step 2: Convert to fraction form
   22,402.69/30,917.77 = 12,333.17/x
3. Step 3: Cross multiply
   22,402.69x = 30,917.77 × 12,333.17
4. Step 4: Simplify right side
   22,402.69x = 381,314,159.89
5. Step 5: Solve for x
   x = 381,314,159.89/22,402.69
6. Step 6: Final answer
   x = 17,020.91