Finding the Fourth Proportional to 52,738.14, 79,107.27 and 19,443.78

Step by Step Solution

1. Step 1: Write the proportion equation
   52,738.14 : 79,107.27 = 19,443.78 : x
2. Step 2: Convert to fraction form
   52,738.14/79,107.27 = 19,443.78/x
3. Step 3: Cross multiply
   52,738.14x = 79,107.27 × 19,443.78
4. Step 4: Simplify right side
   52,738.14x = 1,538,144,354.28
5. Step 5: Solve for x
   x = 1,538,144,354.28/52,738.14
6. Step 6: Final answer
   x = 29,165.69