Finding the Third Proportional to 454,404.30 and 672,832.83

Step by Step Solution

1. Step 1: Write the proportion equation
   454,404.30 : 672,832.83 = 672,832.83 : x
2. Step 2: Convert to fraction form
   454,404.30/672,832.83 = 672,832.83/x
3. Step 3: Cross multiply
   454,404.30x = 672,832.83 × 672,832.83
4. Step 4: Simplify right side
   454,404.30x = 452,704,014,602.69
5. Step 5: Solve for x
   x = 452,704,014,602.69/454,404.30
6. Step 6: Final answer
   x = 996,258.20