Finding the Fourth Proportional to 55,867.39, 83,801.99 and 13,747.59

Step by Step Solution

1. Step 1: Write the proportion equation
   55,867.39 : 83,801.99 = 13,747.59 : x
2. Step 2: Convert to fraction form
   55,867.39/83,801.99 = 13,747.59/x
3. Step 3: Cross multiply
   55,867.39x = 83,801.99 × 13,747.59
4. Step 4: Simplify right side
   55,867.39x = 1,152,075,434.07
5. Step 5: Solve for x
   x = 1,152,075,434.07/55,867.39
6. Step 6: Final answer
   x = 20,621.61