Finding the Fourth Proportional to 42,040.15, 63,043.83 and 18,354.94

Step by Step Solution

1. Step 1: Write the proportion equation
   42,040.15 : 63,043.83 = 18,354.94 : x
2. Step 2: Convert to fraction form
   42,040.15/63,043.83 = 18,354.94/x
3. Step 3: Cross multiply
   42,040.15x = 63,043.83 × 18,354.94
4. Step 4: Simplify right side
   42,040.15x = 1,157,165,717.02
5. Step 5: Solve for x
   x = 1,157,165,717.02/42,040.15
6. Step 6: Final answer
   x = 27,525.25