Finding the Third Proportional to 3,438,008 and 7,158,556

Step by Step Solution

1. Step 1: Write the proportion equation
   3,438,008 : 7,158,556 = 7,158,556 : x
2. Step 2: Convert to fraction form
   3,438,008/7,158,556 = 7,158,556/x
3. Step 3: Cross multiply
   3,438,008x = 7,158,556 × 7,158,556
4. Step 4: Simplify right side
   3,438,008x = 51,244,924,005,136
5. Step 5: Solve for x
   x = 51,244,924,005,136/3,438,008
6. Step 6: Final answer
   x = 14,905,411.51