Finding the Fourth Proportional to 105,908.63, 158,928.59 and 61,556.27

Step by Step Solution

1. Step 1: Write the proportion equation
   105,908.63 : 158,928.59 = 61,556.27 : x
2. Step 2: Convert to fraction form
   105,908.63/158,928.59 = 61,556.27/x
3. Step 3: Cross multiply
   105,908.63x = 158,928.59 × 61,556.27
4. Step 4: Simplify right side
   105,908.63x = 9,783,050,556.01
5. Step 5: Solve for x
   x = 9,783,050,556.01/105,908.63
6. Step 6: Final answer
   x = 92,372.56