Finding the Third Proportional to 1,442,558 and 3,116,344

Step by Step Solution

1. Step 1: Write the proportion equation
   1,442,558 : 3,116,344 = 3,116,344 : x
2. Step 2: Convert to fraction form
   1,442,558/3,116,344 = 3,116,344/x
3. Step 3: Cross multiply
   1,442,558x = 3,116,344 × 3,116,344
4. Step 4: Simplify right side
   1,442,558x = 9,711,599,926,336
5. Step 5: Solve for x
   x = 9,711,599,926,336/1,442,558
6. Step 6: Final answer
   x = 6,732,207.60