Finding the Fourth Proportional to 55,584.72, 83,377.26 and 13,464.72

Step by Step Solution

1. Step 1: Write the proportion equation
   55,584.72 : 83,377.26 = 13,464.72 : x
2. Step 2: Convert to fraction form
   55,584.72/83,377.26 = 13,464.72/x
3. Step 3: Cross multiply
   55,584.72x = 83,377.26 × 13,464.72
4. Step 4: Simplify right side
   55,584.72x = 1,122,651,460.27
5. Step 5: Solve for x
   x = 1,122,651,460.27/55,584.72
6. Step 6: Final answer
   x = 20,197.12