Finding the Fourth Proportional to 14,523, 21,781.72 and 5,638.33

Step by Step Solution

1. Step 1: Write the proportion equation
   14,523 : 21,781.72 = 5,638.33 : x
2. Step 2: Convert to fraction form
   14,523/21,781.72 = 5,638.33/x
3. Step 3: Cross multiply
   14,523x = 21,781.72 × 5,638.33
4. Step 4: Simplify right side
   14,523x = 122,812,525.33
5. Step 5: Solve for x
   x = 122,812,525.33/14,523
6. Step 6: Final answer
   x = 8,456.42