Finding the Fourth Proportional to 14,123.42, 21,185.25 and 3,593.45

Step by Step Solution

1. Step 1: Write the proportion equation
   14,123.42 : 21,185.25 = 3,593.45 : x
2. Step 2: Convert to fraction form
   14,123.42/21,185.25 = 3,593.45/x
3. Step 3: Cross multiply
   14,123.42x = 21,185.25 × 3,593.45
4. Step 4: Simplify right side
   14,123.42x = 76,128,074.67
5. Step 5: Solve for x
   x = 76,128,074.67/14,123.42
6. Step 6: Final answer
   x = 5,390.20