Finding the Fourth Proportional to 55,837.34, 83,766.27 and 18,399.62

Step by Step Solution

1. Step 1: Write the proportion equation
   55,837.34 : 83,766.27 = 18,399.62 : x
2. Step 2: Convert to fraction form
   55,837.34/83,766.27 = 18,399.62/x
3. Step 3: Cross multiply
   55,837.34x = 83,766.27 × 18,399.62
4. Step 4: Simplify right side
   55,837.34x = 1,541,267,536.82
5. Step 5: Solve for x
   x = 1,541,267,536.82/55,837.34
6. Step 6: Final answer
   x = 27,602.81