Finding the Fourth Proportional to 42,155.38, 58,201.53 and 27,054.55

Step by Step Solution

1. Step 1: Write the proportion equation
   42,155.38 : 58,201.53 = 27,054.55 : x
2. Step 2: Convert to fraction form
   42,155.38/58,201.53 = 27,054.55/x
3. Step 3: Cross multiply
   42,155.38x = 58,201.53 × 27,054.55
4. Step 4: Simplify right side
   42,155.38x = 1,574,616,203.46
5. Step 5: Solve for x
   x = 1,574,616,203.46/42,155.38
6. Step 6: Final answer
   x = 37,352.67