Finding the Third Proportional to 2,492,729 and 4,070,000

Step by Step Solution

1. Step 1: Write the proportion equation
   2,492,729 : 4,070,000 = 4,070,000 : x
2. Step 2: Convert to fraction form
   2,492,729/4,070,000 = 4,070,000/x
3. Step 3: Cross multiply
   2,492,729x = 4,070,000 × 4,070,000
4. Step 4: Simplify right side
   2,492,729x = 16,564,900,000,000
5. Step 5: Solve for x
   x = 16,564,900,000,000/2,492,729
6. Step 6: Final answer
   x = 6,645,287.15