Finding the Fourth Proportional to 14,468.48, 21,667.33 and 13,066.07

Step by Step Solution

1. Step 1: Write the proportion equation
   14,468.48 : 21,667.33 = 13,066.07 : x
2. Step 2: Convert to fraction form
   14,468.48/21,667.33 = 13,066.07/x
3. Step 3: Cross multiply
   14,468.48x = 21,667.33 × 13,066.07
4. Step 4: Simplify right side
   14,468.48x = 283,106,676.83
5. Step 5: Solve for x
   x = 283,106,676.83/14,468.48
6. Step 6: Final answer
   x = 19,567.13