Finding the Third Proportional to 5,416,542 and 8,414,045

Step by Step Solution

1. Step 1: Write the proportion equation
   5,416,542 : 8,414,045 = 8,414,045 : x
2. Step 2: Convert to fraction form
   5,416,542/8,414,045 = 8,414,045/x
3. Step 3: Cross multiply
   5,416,542x = 8,414,045 × 8,414,045
4. Step 4: Simplify right side
   5,416,542x = 70,796,153,262,025
5. Step 5: Solve for x
   x = 70,796,153,262,025/5,416,542
6. Step 6: Final answer
   x = 13,070,359.88