Finding the Fourth Proportional to 22,003.57, 30,389.97 and 14,917.69

Step by Step Solution

1. Step 1: Write the proportion equation
   22,003.57 : 30,389.97 = 14,917.69 : x
2. Step 2: Convert to fraction form
   22,003.57/30,389.97 = 14,917.69/x
3. Step 3: Cross multiply
   22,003.57x = 30,389.97 × 14,917.69
4. Step 4: Simplify right side
   22,003.57x = 453,348,151.57
5. Step 5: Solve for x
   x = 453,348,151.57/22,003.57
6. Step 6: Final answer
   x = 20,603.39