Finding the Fourth Proportional to 55,617.82, 83,426.04 and 13,498.25

Step by Step Solution

1. Step 1: Write the proportion equation
   55,617.82 : 83,426.04 = 13,498.25 : x
2. Step 2: Convert to fraction form
   55,617.82/83,426.04 = 13,498.25/x
3. Step 3: Cross multiply
   55,617.82x = 83,426.04 × 13,498.25
4. Step 4: Simplify right side
   55,617.82x = 1,126,105,476.94
5. Step 5: Solve for x
   x = 1,126,105,476.94/55,617.82
6. Step 6: Final answer
   x = 20,247.21