Finding the Fourth Proportional to 200,662.39, 301,043.69 and 141,613.39

Step by Step Solution

1. Step 1: Write the proportion equation
   200,662.39 : 301,043.69 = 141,613.39 : x
2. Step 2: Convert to fraction form
   200,662.39/301,043.69 = 141,613.39/x
3. Step 3: Cross multiply
   200,662.39x = 301,043.69 × 141,613.39
4. Step 4: Simplify right side
   200,662.39x = 42,631,817,479.01
5. Step 5: Solve for x
   x = 42,631,817,479.01/200,662.39
6. Step 6: Final answer
   x = 212,455.45