Finding the Fourth Proportional to 14,521.59, 21,741.48 and 9,243.63

Step by Step Solution

1. Step 1: Write the proportion equation
   14,521.59 : 21,741.48 = 9,243.63 : x
2. Step 2: Convert to fraction form
   14,521.59/21,741.48 = 9,243.63/x
3. Step 3: Cross multiply
   14,521.59x = 21,741.48 × 9,243.63
4. Step 4: Simplify right side
   14,521.59x = 200,970,196.77
5. Step 5: Solve for x
   x = 200,970,196.77/14,521.59
6. Step 6: Final answer
   x = 13,839.41