Finding the Fourth Proportional to 42,978.36, 59,309.25 and 23,857.02

Step by Step Solution

1. Step 1: Write the proportion equation
   42,978.36 : 59,309.25 = 23,857.02 : x
2. Step 2: Convert to fraction form
   42,978.36/59,309.25 = 23,857.02/x
3. Step 3: Cross multiply
   42,978.36x = 59,309.25 × 23,857.02
4. Step 4: Simplify right side
   42,978.36x = 1,414,941,963.44
5. Step 5: Solve for x
   x = 1,414,941,963.44/42,978.36
6. Step 6: Final answer
   x = 32,922.20