Finding the Fourth Proportional to 35,432.69, 53,116.20 and 19,839.38

Step by Step Solution

1. Step 1: Write the proportion equation
   35,432.69 : 53,116.20 = 19,839.38 : x
2. Step 2: Convert to fraction form
   35,432.69/53,116.20 = 19,839.38/x
3. Step 3: Cross multiply
   35,432.69x = 53,116.20 × 19,839.38
4. Step 4: Simplify right side
   35,432.69x = 1,053,792,210.38
5. Step 5: Solve for x
   x = 1,053,792,210.38/35,432.69
6. Step 6: Final answer
   x = 29,740.68