Finding the Fourth Proportional to 22,109.41, 30,521.42 and 14,156.25

Step by Step Solution

1. Step 1: Write the proportion equation
   22,109.41 : 30,521.42 = 14,156.25 : x
2. Step 2: Convert to fraction form
   22,109.41/30,521.42 = 14,156.25/x
3. Step 3: Cross multiply
   22,109.41x = 30,521.42 × 14,156.25
4. Step 4: Simplify right side
   22,109.41x = 432,068,851.88
5. Step 5: Solve for x
   x = 432,068,851.88/22,109.41
6. Step 6: Final answer
   x = 19,542.31