Finding the Fourth Proportional to 105,710.90, 158,565.63 and 25,747.91

Step by Step Solution

1. Step 1: Write the proportion equation
   105,710.90 : 158,565.63 = 25,747.91 : x
2. Step 2: Convert to fraction form
   105,710.90/158,565.63 = 25,747.91/x
3. Step 3: Cross multiply
   105,710.90x = 158,565.63 × 25,747.91
4. Step 4: Simplify right side
   105,710.90x = 4,082,733,570.33
5. Step 5: Solve for x
   x = 4,082,733,570.33/105,710.90
6. Step 6: Final answer
   x = 38,621.69