Finding the Fourth Proportional to 22,049.61, 30,416.79 and 13,969

Step by Step Solution

1. Step 1: Write the proportion equation
   22,049.61 : 30,416.79 = 13,969 : x
2. Step 2: Convert to fraction form
   22,049.61/30,416.79 = 13,969/x
3. Step 3: Cross multiply
   22,049.61x = 30,416.79 × 13,969
4. Step 4: Simplify right side
   22,049.61x = 424,892,139.51
5. Step 5: Solve for x
   x = 424,892,139.51/22,049.61
6. Step 6: Final answer
   x = 19,269.83