Finding the Fourth Proportional to 51,770.78, 71,443.32 and 29,414.78

Step by Step Solution

1. Step 1: Write the proportion equation
   51,770.78 : 71,443.32 = 29,414.78 : x
2. Step 2: Convert to fraction form
   51,770.78/71,443.32 = 29,414.78/x
3. Step 3: Cross multiply
   51,770.78x = 71,443.32 × 29,414.78
4. Step 4: Simplify right side
   51,770.78x = 2,101,489,540.27
5. Step 5: Solve for x
   x = 2,101,489,540.27/51,770.78
6. Step 6: Final answer
   x = 40,592.19