Finding the Third Proportional to 630,411 and 946,264.50

Step by Step Solution

1. Step 1: Write the proportion equation
   630,411 : 946,264.50 = 946,264.50 : x
2. Step 2: Convert to fraction form
   630,411/946,264.50 = 946,264.50/x
3. Step 3: Cross multiply
   630,411x = 946,264.50 × 946,264.50
4. Step 4: Simplify right side
   630,411x = 895,416,503,960.25
5. Step 5: Solve for x
   x = 895,416,503,960.25/630,411
6. Step 6: Final answer
   x = 1,420,369.42