Finding the Third Proportional to 3,690,394 and 5,194,617

Step by Step Solution

1. Step 1: Write the proportion equation
   3,690,394 : 5,194,617 = 5,194,617 : x
2. Step 2: Convert to fraction form
   3,690,394/5,194,617 = 5,194,617/x
3. Step 3: Cross multiply
   3,690,394x = 5,194,617 × 5,194,617
4. Step 4: Simplify right side
   3,690,394x = 26,984,045,776,689
5. Step 5: Solve for x
   x = 26,984,045,776,689/3,690,394
6. Step 6: Final answer
   x = 7,311,968.80