Finding the Third Proportional to 3,826,897 and 8,326,392

Step by Step Solution

1. Step 1: Write the proportion equation
   3,826,897 : 8,326,392 = 8,326,392 : x
2. Step 2: Convert to fraction form
   3,826,897/8,326,392 = 8,326,392/x
3. Step 3: Cross multiply
   3,826,897x = 8,326,392 × 8,326,392
4. Step 4: Simplify right side
   3,826,897x = 69,328,803,737,664
5. Step 5: Solve for x
   x = 69,328,803,737,664/3,826,897
6. Step 6: Final answer
   x = 18,116,192.76