Finding the Third Proportional to 1,607,078 and 2,182,611

Step by Step Solution

1. Step 1: Write the proportion equation
   1,607,078 : 2,182,611 = 2,182,611 : x
2. Step 2: Convert to fraction form
   1,607,078/2,182,611 = 2,182,611/x
3. Step 3: Cross multiply
   1,607,078x = 2,182,611 × 2,182,611
4. Step 4: Simplify right side
   1,607,078x = 4,763,790,777,321
5. Step 5: Solve for x
   x = 4,763,790,777,321/1,607,078
6. Step 6: Final answer
   x = 2,964,256.11