Finding the Third Proportional to 301,626 and 663,026.50

Step by Step Solution

1. Step 1: Write the proportion equation
   301,626 : 663,026.50 = 663,026.50 : x
2. Step 2: Convert to fraction form
   301,626/663,026.50 = 663,026.50/x
3. Step 3: Cross multiply
   301,626x = 663,026.50 × 663,026.50
4. Step 4: Simplify right side
   301,626x = 439,604,139,702.25
5. Step 5: Solve for x
   x = 439,604,139,702.25/301,626
6. Step 6: Final answer
   x = 1,457,447.77