Finding the Fourth Proportional to 42,055.32, 63,072.22 and 12,466.24

Step by Step Solution

1. Step 1: Write the proportion equation
   42,055.32 : 63,072.22 = 12,466.24 : x
2. Step 2: Convert to fraction form
   42,055.32/63,072.22 = 12,466.24/x
3. Step 3: Cross multiply
   42,055.32x = 63,072.22 × 12,466.24
4. Step 4: Simplify right side
   42,055.32x = 786,273,431.85
5. Step 5: Solve for x
   x = 786,273,431.85/42,055.32
6. Step 6: Final answer
   x = 18,696.17