Finding the Fourth Proportional to 42,103.73, 62,847.32 and 37,121.60

Step by Step Solution

1. Step 1: Write the proportion equation
   42,103.73 : 62,847.32 = 37,121.60 : x
2. Step 2: Convert to fraction form
   42,103.73/62,847.32 = 37,121.60/x
3. Step 3: Cross multiply
   42,103.73x = 62,847.32 × 37,121.60
4. Step 4: Simplify right side
   42,103.73x = 2,332,992,574.27
5. Step 5: Solve for x
   x = 2,332,992,574.27/42,103.73
6. Step 6: Final answer
   x = 55,410.60