Finding the Fourth Proportional to 42,049.14, 63,064.98 and 12,460.02

Step by Step Solution

1. Step 1: Write the proportion equation
   42,049.14 : 63,064.98 = 12,460.02 : x
2. Step 2: Convert to fraction form
   42,049.14/63,064.98 = 12,460.02/x
3. Step 3: Cross multiply
   42,049.14x = 63,064.98 × 12,460.02
4. Step 4: Simplify right side
   42,049.14x = 785,790,912.10
5. Step 5: Solve for x
   x = 785,790,912.10/42,049.14
6. Step 6: Final answer
   x = 18,687.44