Finding the Fourth Proportional to 42,009.10, 57,973.62 and 23,146.22

Step by Step Solution

1. Step 1: Write the proportion equation
   42,009.10 : 57,973.62 = 23,146.22 : x
2. Step 2: Convert to fraction form
   42,009.10/57,973.62 = 23,146.22/x
3. Step 3: Cross multiply
   42,009.10x = 57,973.62 × 23,146.22
4. Step 4: Simplify right side
   42,009.10x = 1,341,870,162.72
5. Step 5: Solve for x
   x = 1,341,870,162.72/42,009.10
6. Step 6: Final answer
   x = 31,942.37