Finding the Fourth Proportional to 42,023.10, 57,991.01 and 23,160.22

Step by Step Solution

1. Step 1: Write the proportion equation
   42,023.10 : 57,991.01 = 23,160.22 : x
2. Step 2: Convert to fraction form
   42,023.10/57,991.01 = 23,160.22/x
3. Step 3: Cross multiply
   42,023.10x = 57,991.01 × 23,160.22
4. Step 4: Simplify right side
   42,023.10x = 1,343,084,549.62
5. Step 5: Solve for x
   x = 1,343,084,549.62/42,023.10
6. Step 6: Final answer
   x = 31,960.63