Finding the Third Proportional to 453,969 and 684,353.25

Step by Step Solution

1. Step 1: Write the proportion equation
   453,969 : 684,353.25 = 684,353.25 : x
2. Step 2: Convert to fraction form
   453,969/684,353.25 = 684,353.25/x
3. Step 3: Cross multiply
   453,969x = 684,353.25 × 684,353.25
4. Step 4: Simplify right side
   453,969x = 468,339,370,785.56
5. Step 5: Solve for x
   x = 468,339,370,785.56/453,969
6. Step 6: Final answer
   x = 1,031,654.96