Finding the Fourth Proportional to 14,468.67, 21,667.61 and 13,066.26

Step by Step Solution

1. Step 1: Write the proportion equation
   14,468.67 : 21,667.61 = 13,066.26 : x
2. Step 2: Convert to fraction form
   14,468.67/21,667.61 = 13,066.26/x
3. Step 3: Cross multiply
   14,468.67x = 21,667.61 × 13,066.26
4. Step 4: Simplify right side
   14,468.67x = 283,114,560.51
5. Step 5: Solve for x
   x = 283,114,560.51/14,468.67
6. Step 6: Final answer
   x = 19,567.42