Finding the Fourth Proportional to 55,940.32, 83,892.60 and 18,493.42

Step by Step Solution

1. Step 1: Write the proportion equation
   55,940.32 : 83,892.60 = 18,493.42 : x
2. Step 2: Convert to fraction form
   55,940.32/83,892.60 = 18,493.42/x
3. Step 3: Cross multiply
   55,940.32x = 83,892.60 × 18,493.42
4. Step 4: Simplify right side
   55,940.32x = 1,551,461,086.69
5. Step 5: Solve for x
   x = 1,551,461,086.69/55,940.32
6. Step 6: Final answer
   x = 27,734.22