Finding the Third Proportional to 3,316,510 and 7,140,404

Step by Step Solution

1. Step 1: Write the proportion equation
   3,316,510 : 7,140,404 = 7,140,404 : x
2. Step 2: Convert to fraction form
   3,316,510/7,140,404 = 7,140,404/x
3. Step 3: Cross multiply
   3,316,510x = 7,140,404 × 7,140,404
4. Step 4: Simplify right side
   3,316,510x = 50,985,369,283,216
5. Step 5: Solve for x
   x = 50,985,369,283,216/3,316,510
6. Step 6: Final answer
   x = 15,373,199.32