Finding the Fourth Proportional to 42,015.89, 63,033.20 and 18,327.29

Step by Step Solution

1. Step 1: Write the proportion equation
   42,015.89 : 63,033.20 = 18,327.29 : x
2. Step 2: Convert to fraction form
   42,015.89/63,033.20 = 18,327.29/x
3. Step 3: Cross multiply
   42,015.89x = 63,033.20 × 18,327.29
4. Step 4: Simplify right side
   42,015.89x = 1,155,227,329.23
5. Step 5: Solve for x
   x = 1,155,227,329.23/42,015.89
6. Step 6: Final answer
   x = 27,495.01