Finding the Fourth Proportional to 42,504.66, 58,623.48 and 27,399.78

Step by Step Solution

1. Step 1: Write the proportion equation
   42,504.66 : 58,623.48 = 27,399.78 : x
2. Step 2: Convert to fraction form
   42,504.66/58,623.48 = 27,399.78/x
3. Step 3: Cross multiply
   42,504.66x = 58,623.48 × 27,399.78
4. Step 4: Simplify right side
   42,504.66x = 1,606,270,454.83
5. Step 5: Solve for x
   x = 1,606,270,454.83/42,504.66
6. Step 6: Final answer
   x = 37,790.46