Finding the Fourth Proportional to 14,796.80, 22,187.52 and 13,112.48

Step by Step Solution

1. Step 1: Write the proportion equation
   14,796.80 : 22,187.52 = 13,112.48 : x
2. Step 2: Convert to fraction form
   14,796.80/22,187.52 = 13,112.48/x
3. Step 3: Cross multiply
   14,796.80x = 22,187.52 × 13,112.48
4. Step 4: Simplify right side
   14,796.80x = 290,933,412.25
5. Step 5: Solve for x
   x = 290,933,412.25/14,796.80
6. Step 6: Final answer
   x = 19,661.91