Finding the Third Proportional to 5,514,367 and 8,342,472

Step by Step Solution

1. Step 1: Write the proportion equation
   5,514,367 : 8,342,472 = 8,342,472 : x
2. Step 2: Convert to fraction form
   5,514,367/8,342,472 = 8,342,472/x
3. Step 3: Cross multiply
   5,514,367x = 8,342,472 × 8,342,472
4. Step 4: Simplify right side
   5,514,367x = 69,596,839,070,784
5. Step 5: Solve for x
   x = 69,596,839,070,784/5,514,367
6. Step 6: Final answer
   x = 12,621,002.39