Finding the Fourth Proportional to 42,055.27, 63,083.13 and 12,473.32

Step by Step Solution

1. Step 1: Write the proportion equation
   42,055.27 : 63,083.13 = 12,473.32 : x
2. Step 2: Convert to fraction form
   42,055.27/63,083.13 = 12,473.32/x
3. Step 3: Cross multiply
   42,055.27x = 63,083.13 × 12,473.32
4. Step 4: Simplify right side
   42,055.27x = 786,856,067.09
5. Step 5: Solve for x
   x = 786,856,067.09/42,055.27
6. Step 6: Final answer
   x = 18,710.05