Finding the Third Proportional to 311,551.31 and 733,510.69

Step by Step Solution

1. Step 1: Write the proportion equation
   311,551.31 : 733,510.69 = 733,510.69 : x
2. Step 2: Convert to fraction form
   311,551.31/733,510.69 = 733,510.69/x
3. Step 3: Cross multiply
   311,551.31x = 733,510.69 × 733,510.69
4. Step 4: Simplify right side
   311,551.31x = 538,037,928,676.72
5. Step 5: Solve for x
   x = 538,037,928,676.72/311,551.31
6. Step 6: Final answer
   x = 1,726,964.09