Finding the Fourth Proportional to 22,435.05, 30,960.23 and 12,363.57

Step by Step Solution

1. Step 1: Write the proportion equation
   22,435.05 : 30,960.23 = 12,363.57 : x
2. Step 2: Convert to fraction form
   22,435.05/30,960.23 = 12,363.57/x
3. Step 3: Cross multiply
   22,435.05x = 30,960.23 × 12,363.57
4. Step 4: Simplify right side
   22,435.05x = 382,778,909.00
5. Step 5: Solve for x
   x = 382,778,909.00/22,435.05
6. Step 6: Final answer
   x = 17,061.65