Finding the Fourth Proportional to 108,773.82, 150,031.62 and 105,116.04

Step by Step Solution

1. Step 1: Write the proportion equation
   108,773.82 : 150,031.62 = 105,116.04 : x
2. Step 2: Convert to fraction form
   108,773.82/150,031.62 = 105,116.04/x
3. Step 3: Cross multiply
   108,773.82x = 150,031.62 × 105,116.04
4. Step 4: Simplify right side
   108,773.82x = 15,770,729,769.18
5. Step 5: Solve for x
   x = 15,770,729,769.18/108,773.82
6. Step 6: Final answer
   x = 144,986.45