Finding the Fourth Proportional to 42,018, 63,037.24 and 12,834

Step by Step Solution

1. Step 1: Write the proportion equation
   42,018 : 63,037.24 = 12,834 : x
2. Step 2: Convert to fraction form
   42,018/63,037.24 = 12,834/x
3. Step 3: Cross multiply
   42,018x = 63,037.24 × 12,834
4. Step 4: Simplify right side
   42,018x = 809,019,938.16
5. Step 5: Solve for x
   x = 809,019,938.16/42,018
6. Step 6: Final answer
   x = 19,254.13