Finding the Fourth Proportional to 105,574.78, 158,372.48 and 30,695.50

Step by Step Solution

1. Step 1: Write the proportion equation
   105,574.78 : 158,372.48 = 30,695.50 : x
2. Step 2: Convert to fraction form
   105,574.78/158,372.48 = 30,695.50/x
3. Step 3: Cross multiply
   105,574.78x = 158,372.48 × 30,695.50
4. Step 4: Simplify right side
   105,574.78x = 4,861,322,459.84
5. Step 5: Solve for x
   x = 4,861,322,459.84/105,574.78
6. Step 6: Final answer
   x = 46,046.25