Finding the Third Proportional to 3,485,466 and 7,549,920

Step by Step Solution

1. Step 1: Write the proportion equation
   3,485,466 : 7,549,920 = 7,549,920 : x
2. Step 2: Convert to fraction form
   3,485,466/7,549,920 = 7,549,920/x
3. Step 3: Cross multiply
   3,485,466x = 7,549,920 × 7,549,920
4. Step 4: Simplify right side
   3,485,466x = 57,001,292,006,400
5. Step 5: Solve for x
   x = 57,001,292,006,400/3,485,466
6. Step 6: Final answer
   x = 16,353,994.56