Finding the Fourth Proportional to 42,171.37, 58,197.72 and 23,052.20

Step by Step Solution

1. Step 1: Write the proportion equation
   42,171.37 : 58,197.72 = 23,052.20 : x
2. Step 2: Convert to fraction form
   42,171.37/58,197.72 = 23,052.20/x
3. Step 3: Cross multiply
   42,171.37x = 58,197.72 × 23,052.20
4. Step 4: Simplify right side
   42,171.37x = 1,341,585,276.44
5. Step 5: Solve for x
   x = 1,341,585,276.44/42,171.37
6. Step 6: Final answer
   x = 31,812.71