Finding the Fourth Proportional to 42,037.43, 63,062.30 and 12,451.42

Step by Step Solution

1. Step 1: Write the proportion equation
   42,037.43 : 63,062.30 = 12,451.42 : x
2. Step 2: Convert to fraction form
   42,037.43/63,062.30 = 12,451.42/x
3. Step 3: Cross multiply
   42,037.43x = 63,062.30 × 12,451.42
4. Step 4: Simplify right side
   42,037.43x = 785,215,223.38
5. Step 5: Solve for x
   x = 785,215,223.38/42,037.43
6. Step 6: Final answer
   x = 18,678.95