Finding the Fourth Proportional to 14,398.53, 21,594.55 and 5,164.53

Step by Step Solution

1. Step 1: Write the proportion equation
   14,398.53 : 21,594.55 = 5,164.53 : x
2. Step 2: Convert to fraction form
   14,398.53/21,594.55 = 5,164.53/x
3. Step 3: Cross multiply
   14,398.53x = 21,594.55 × 5,164.53
4. Step 4: Simplify right side
   14,398.53x = 111,525,617.10
5. Step 5: Solve for x
   x = 111,525,617.10/14,398.53
6. Step 6: Final answer
   x = 7,745.63