Finding the Fourth Proportional to 42,120.55, 58,131.63 and 27,007.71

Step by Step Solution

1. Step 1: Write the proportion equation
   42,120.55 : 58,131.63 = 27,007.71 : x
2. Step 2: Convert to fraction form
   42,120.55/58,131.63 = 27,007.71/x
3. Step 3: Cross multiply
   42,120.55x = 58,131.63 × 27,007.71
4. Step 4: Simplify right side
   42,120.55x = 1,570,002,204.87
5. Step 5: Solve for x
   x = 1,570,002,204.87/42,120.55
6. Step 6: Final answer
   x = 37,274.02