Finding the Fourth Proportional to 22,259.86, 33,389.72 and 5,621.22

Step by Step Solution

1. Step 1: Write the proportion equation
   22,259.86 : 33,389.72 = 5,621.22 : x
2. Step 2: Convert to fraction form
   22,259.86/33,389.72 = 5,621.22/x
3. Step 3: Cross multiply
   22,259.86x = 33,389.72 × 5,621.22
4. Step 4: Simplify right side
   22,259.86x = 187,690,961.86
5. Step 5: Solve for x
   x = 187,690,961.86/22,259.86
6. Step 6: Final answer
   x = 8,431.81