Finding the Fourth Proportional to 213,426.69, 294,569.56 and 140,701.92

Step by Step Solution

1. Step 1: Write the proportion equation
   213,426.69 : 294,569.56 = 140,701.92 : x
2. Step 2: Convert to fraction form
   213,426.69/294,569.56 = 140,701.92/x
3. Step 3: Cross multiply
   213,426.69x = 294,569.56 × 140,701.92
4. Step 4: Simplify right side
   213,426.69x = 41,446,502,665.56
5. Step 5: Solve for x
   x = 41,446,502,665.56/213,426.69
6. Step 6: Final answer
   x = 194,195.50