Finding the Third Proportional to 5,554,752 and 8,332,128

Step by Step Solution

1. Step 1: Write the proportion equation
   5,554,752 : 8,332,128 = 8,332,128 : x
2. Step 2: Convert to fraction form
   5,554,752/8,332,128 = 8,332,128/x
3. Step 3: Cross multiply
   5,554,752x = 8,332,128 × 8,332,128
4. Step 4: Simplify right side
   5,554,752x = 69,424,357,008,384
5. Step 5: Solve for x
   x = 69,424,357,008,384/5,554,752
6. Step 6: Final answer
   x = 12,498,192