Finding the Fourth Proportional to 652,806.72, 979,308.72 and 231,982.56

Step by Step Solution

1. Step 1: Write the proportion equation
   652,806.72 : 979,308.72 = 231,982.56 : x
2. Step 2: Convert to fraction form
   652,806.72/979,308.72 = 231,982.56/x
3. Step 3: Cross multiply
   652,806.72x = 979,308.72 × 231,982.56
4. Step 4: Simplify right side
   652,806.72x = 227,182,543,895.92
5. Step 5: Solve for x
   x = 227,182,543,895.92/652,806.72
6. Step 6: Final answer
   x = 348,008.89