Finding the Fourth Proportional to 105,882.96, 158,790.75 and 34,789.21

Step by Step Solution

1. Step 1: Write the proportion equation
   105,882.96 : 158,790.75 = 34,789.21 : x
2. Step 2: Convert to fraction form
   105,882.96/158,790.75 = 34,789.21/x
3. Step 3: Cross multiply
   105,882.96x = 158,790.75 × 34,789.21
4. Step 4: Simplify right side
   105,882.96x = 5,524,203,779.91
5. Step 5: Solve for x
   x = 5,524,203,779.91/105,882.96
6. Step 6: Final answer
   x = 52,172.74