Finding the Fourth Proportional to 42,522.03, 63,797.46 and 18,826.31

Step by Step Solution

1. Step 1: Write the proportion equation
   42,522.03 : 63,797.46 = 18,826.31 : x
2. Step 2: Convert to fraction form
   42,522.03/63,797.46 = 18,826.31/x
3. Step 3: Cross multiply
   42,522.03x = 63,797.46 × 18,826.31
4. Step 4: Simplify right side
   42,522.03x = 1,201,070,774.54
5. Step 5: Solve for x
   x = 1,201,070,774.54/42,522.03
6. Step 6: Final answer
   x = 28,245.85