Finding the Fourth Proportional to 14,269.32, 21,404.22 and 3,880.80

Step by Step Solution

1. Step 1: Write the proportion equation
   14,269.32 : 21,404.22 = 3,880.80 : x
2. Step 2: Convert to fraction form
   14,269.32/21,404.22 = 3,880.80/x
3. Step 3: Cross multiply
   14,269.32x = 21,404.22 × 3,880.80
4. Step 4: Simplify right side
   14,269.32x = 83,065,496.98
5. Step 5: Solve for x
   x = 83,065,496.98/14,269.32
6. Step 6: Final answer
   x = 5,821.27