Finding the Third Proportional to 3,559,672 and 7,371,679

Step by Step Solution

1. Step 1: Write the proportion equation
   3,559,672 : 7,371,679 = 7,371,679 : x
2. Step 2: Convert to fraction form
   3,559,672/7,371,679 = 7,371,679/x
3. Step 3: Cross multiply
   3,559,672x = 7,371,679 × 7,371,679
4. Step 4: Simplify right side
   3,559,672x = 54,341,651,279,041
5. Step 5: Solve for x
   x = 54,341,651,279,041/3,559,672
6. Step 6: Final answer
   x = 15,265,915.31