Finding the Fourth Proportional to 42,504.72, 58,621.62 and 37,728.16

Step by Step Solution

1. Step 1: Write the proportion equation
   42,504.72 : 58,621.62 = 37,728.16 : x
2. Step 2: Convert to fraction form
   42,504.72/58,621.62 = 37,728.16/x
3. Step 3: Cross multiply
   42,504.72x = 58,621.62 × 37,728.16
4. Step 4: Simplify right side
   42,504.72x = 2,211,685,858.82
5. Step 5: Solve for x
   x = 2,211,685,858.82/42,504.72
6. Step 6: Final answer
   x = 52,033.89