Finding the Fourth Proportional to 42,262.83, 58,323.60 and 23,143.41

Step by Step Solution

1. Step 1: Write the proportion equation
   42,262.83 : 58,323.60 = 23,143.41 : x
2. Step 2: Convert to fraction form
   42,262.83/58,323.60 = 23,143.41/x
3. Step 3: Cross multiply
   42,262.83x = 58,323.60 × 23,143.41
4. Step 4: Simplify right side
   42,262.83x = 1,349,806,987.48
5. Step 5: Solve for x
   x = 1,349,806,987.48/42,262.83
6. Step 6: Final answer
   x = 31,938.40