Finding the Fourth Proportional to 42,160.95, 58,142.55 and 27,058.35

Step by Step Solution

1. Step 1: Write the proportion equation
   42,160.95 : 58,142.55 = 27,058.35 : x
2. Step 2: Convert to fraction form
   42,160.95/58,142.55 = 27,058.35/x
3. Step 3: Cross multiply
   42,160.95x = 58,142.55 × 27,058.35
4. Step 4: Simplify right side
   42,160.95x = 1,573,241,467.79
5. Step 5: Solve for x
   x = 1,573,241,467.79/42,160.95
6. Step 6: Final answer
   x = 37,315.13