Finding the Third Proportional to 5,371,932 and 8,330,218

Step by Step Solution

1. Step 1: Write the proportion equation
   5,371,932 : 8,330,218 = 8,330,218 : x
2. Step 2: Convert to fraction form
   5,371,932/8,330,218 = 8,330,218/x
3. Step 3: Cross multiply
   5,371,932x = 8,330,218 × 8,330,218
4. Step 4: Simplify right side
   5,371,932x = 69,392,531,927,524
5. Step 5: Solve for x
   x = 69,392,531,927,524/5,371,932
6. Step 6: Final answer
   x = 12,917,611.75