Finding the Fourth Proportional to 105,119.10, 157,578.48 and 34,949.34

Step by Step Solution

1. Step 1: Write the proportion equation
   105,119.10 : 157,578.48 = 34,949.34 : x
2. Step 2: Convert to fraction form
   105,119.10/157,578.48 = 34,949.34/x
3. Step 3: Cross multiply
   105,119.10x = 157,578.48 × 34,949.34
4. Step 4: Simplify right side
   105,119.10x = 5,507,263,874.20
5. Step 5: Solve for x
   x = 5,507,263,874.20/105,119.10
6. Step 6: Final answer
   x = 52,390.71