Finding the Third Proportional to 355,674 and 632,404.50

Step by Step Solution

1. Step 1: Write the proportion equation
   355,674 : 632,404.50 = 632,404.50 : x
2. Step 2: Convert to fraction form
   355,674/632,404.50 = 632,404.50/x
3. Step 3: Cross multiply
   355,674x = 632,404.50 × 632,404.50
4. Step 4: Simplify right side
   355,674x = 399,935,451,620.25
5. Step 5: Solve for x
   x = 399,935,451,620.25/355,674
6. Step 6: Final answer
   x = 1,124,443.88