Finding the Fourth Proportional to 55,667.62, 83,500.20 and 13,547.99

Step by Step Solution

1. Step 1: Write the proportion equation
   55,667.62 : 83,500.20 = 13,547.99 : x
2. Step 2: Convert to fraction form
   55,667.62/83,500.20 = 13,547.99/x
3. Step 3: Cross multiply
   55,667.62x = 83,500.20 × 13,547.99
4. Step 4: Simplify right side
   55,667.62x = 1,131,260,083.35
5. Step 5: Solve for x
   x = 1,131,260,083.35/55,667.62
6. Step 6: Final answer
   x = 20,321.69