Finding the Fourth Proportional to 144,613.41, 199,426.31 and 112,770.69

Step by Step Solution

1. Step 1: Write the proportion equation
   144,613.41 : 199,426.31 = 112,770.69 : x
2. Step 2: Convert to fraction form
   144,613.41/199,426.31 = 112,770.69/x
3. Step 3: Cross multiply
   144,613.41x = 199,426.31 × 112,770.69
4. Step 4: Simplify right side
   144,613.41x = 22,489,442,019.00
5. Step 5: Solve for x
   x = 22,489,442,019.00/144,613.41
6. Step 6: Final answer
   x = 155,514.22