Finding the Third Proportional to 1,444,578 and 3,111,156

Step by Step Solution

1. Step 1: Write the proportion equation
   1,444,578 : 3,111,156 = 3,111,156 : x
2. Step 2: Convert to fraction form
   1,444,578/3,111,156 = 3,111,156/x
3. Step 3: Cross multiply
   1,444,578x = 3,111,156 × 3,111,156
4. Step 4: Simplify right side
   1,444,578x = 9,679,291,656,336
5. Step 5: Solve for x
   x = 9,679,291,656,336/1,444,578
6. Step 6: Final answer
   x = 6,700,428.54