Finding the Fourth Proportional to 105,931.58, 158,897.64 and 25,969.91

Step by Step Solution

1. Step 1: Write the proportion equation
   105,931.58 : 158,897.64 = 25,969.91 : x
2. Step 2: Convert to fraction form
   105,931.58/158,897.64 = 25,969.91/x
3. Step 3: Cross multiply
   105,931.58x = 158,897.64 × 25,969.91
4. Step 4: Simplify right side
   105,931.58x = 4,126,556,615.52
5. Step 5: Solve for x
   x = 4,126,556,615.52/105,931.58
6. Step 6: Final answer
   x = 38,954.93