Finding the Fourth Proportional to 42,023.10, 57,991.53 and 23,160.24

Step by Step Solution

1. Step 1: Write the proportion equation
   42,023.10 : 57,991.53 = 23,160.24 : x
2. Step 2: Convert to fraction form
   42,023.10/57,991.53 = 23,160.24/x
3. Step 3: Cross multiply
   42,023.10x = 57,991.53 × 23,160.24
4. Step 4: Simplify right side
   42,023.10x = 1,343,097,752.77
5. Step 5: Solve for x
   x = 1,343,097,752.77/42,023.10
6. Step 6: Final answer
   x = 31,960.94