Finding the Fourth Proportional to 105,608.42, 158,448 and 34,534.34

Step by Step Solution

1. Step 1: Write the proportion equation
   105,608.42 : 158,448 = 34,534.34 : x
2. Step 2: Convert to fraction form
   105,608.42/158,448 = 34,534.34/x
3. Step 3: Cross multiply
   105,608.42x = 158,448 × 34,534.34
4. Step 4: Simplify right side
   105,608.42x = 5,471,897,104.32
5. Step 5: Solve for x
   x = 5,471,897,104.32/105,608.42
6. Step 6: Final answer
   x = 51,813.08