Finding the Third Proportional to 1,578,150 and 3,451,611

Step by Step Solution

1. Step 1: Write the proportion equation
   1,578,150 : 3,451,611 = 3,451,611 : x
2. Step 2: Convert to fraction form
   1,578,150/3,451,611 = 3,451,611/x
3. Step 3: Cross multiply
   1,578,150x = 3,451,611 × 3,451,611
4. Step 4: Simplify right side
   1,578,150x = 11,913,618,495,321
5. Step 5: Solve for x
   x = 11,913,618,495,321/1,578,150
6. Step 6: Final answer
   x = 7,549,104.01