Finding the Third Proportional to 404,127 and 627,520.50

Step by Step Solution

1. Step 1: Write the proportion equation
   404,127 : 627,520.50 = 627,520.50 : x
2. Step 2: Convert to fraction form
   404,127/627,520.50 = 627,520.50/x
3. Step 3: Cross multiply
   404,127x = 627,520.50 × 627,520.50
4. Step 4: Simplify right side
   404,127x = 393,781,977,920.25
5. Step 5: Solve for x
   x = 393,781,977,920.25/404,127
6. Step 6: Final answer
   x = 974,401.56