Finding the Third Proportional to 413,739 and 632,488.50

Step by Step Solution

1. Step 1: Write the proportion equation
   413,739 : 632,488.50 = 632,488.50 : x
2. Step 2: Convert to fraction form
   413,739/632,488.50 = 632,488.50/x
3. Step 3: Cross multiply
   413,739x = 632,488.50 × 632,488.50
4. Step 4: Simplify right side
   413,739x = 400,041,702,632.25
5. Step 5: Solve for x
   x = 400,041,702,632.25/413,739
6. Step 6: Final answer
   x = 966,893.87