Finding the Fourth Proportional to 14,269.23, 21,403.89 and 3,880.98

Step by Step Solution

1. Step 1: Write the proportion equation
   14,269.23 : 21,403.89 = 3,880.98 : x
2. Step 2: Convert to fraction form
   14,269.23/21,403.89 = 3,880.98/x
3. Step 3: Cross multiply
   14,269.23x = 21,403.89 × 3,880.98
4. Step 4: Simplify right side
   14,269.23x = 83,068,069.01
5. Step 5: Solve for x
   x = 83,068,069.01/14,269.23
6. Step 6: Final answer
   x = 5,821.48