Finding the Fourth Proportional to 40,152.51, 60,236.33 and 16,781.31

Step by Step Solution

1. Step 1: Write the proportion equation
   40,152.51 : 60,236.33 = 16,781.31 : x
2. Step 2: Convert to fraction form
   40,152.51/60,236.33 = 16,781.31/x
3. Step 3: Cross multiply
   40,152.51x = 60,236.33 × 16,781.31
4. Step 4: Simplify right side
   40,152.51x = 1,010,844,443.09
5. Step 5: Solve for x
   x = 1,010,844,443.09/40,152.51
6. Step 6: Final answer
   x = 25,175.12