Finding the Fourth Proportional to 55,369.29, 83,054.25 and 13,816.29

Step by Step Solution

1. Step 1: Write the proportion equation
   55,369.29 : 83,054.25 = 13,816.29 : x
2. Step 2: Convert to fraction form
   55,369.29/83,054.25 = 13,816.29/x
3. Step 3: Cross multiply
   55,369.29x = 83,054.25 × 13,816.29
4. Step 4: Simplify right side
   55,369.29x = 1,147,501,603.73
5. Step 5: Solve for x
   x = 1,147,501,603.73/55,369.29
6. Step 6: Final answer
   x = 20,724.51