Finding the Fourth Proportional to 42,003.84, 57,965.40 and 23,141.28

Step by Step Solution

1. Step 1: Write the proportion equation
   42,003.84 : 57,965.40 = 23,141.28 : x
2. Step 2: Convert to fraction form
   42,003.84/57,965.40 = 23,141.28/x
3. Step 3: Cross multiply
   42,003.84x = 57,965.40 × 23,141.28
4. Step 4: Simplify right side
   42,003.84x = 1,341,393,551.71
5. Step 5: Solve for x
   x = 1,341,393,551.71/42,003.84
6. Step 6: Final answer
   x = 31,935.02