Finding the Fourth Proportional to 55,558.01, 83,345.69 and 18,109.37

Step by Step Solution

1. Step 1: Write the proportion equation
   55,558.01 : 83,345.69 = 18,109.37 : x
2. Step 2: Convert to fraction form
   55,558.01/83,345.69 = 18,109.37/x
3. Step 3: Cross multiply
   55,558.01x = 83,345.69 × 18,109.37
4. Step 4: Simplify right side
   55,558.01x = 1,509,338,191.75
5. Step 5: Solve for x
   x = 1,509,338,191.75/55,558.01
6. Step 6: Final answer
   x = 27,166.89