Finding the Third Proportional to 3,806,139 and 8,243,362

Step by Step Solution

1. Step 1: Write the proportion equation
   3,806,139 : 8,243,362 = 8,243,362 : x
2. Step 2: Convert to fraction form
   3,806,139/8,243,362 = 8,243,362/x
3. Step 3: Cross multiply
   3,806,139x = 8,243,362 × 8,243,362
4. Step 4: Simplify right side
   3,806,139x = 67,953,017,063,044
5. Step 5: Solve for x
   x = 67,953,017,063,044/3,806,139
6. Step 6: Final answer
   x = 17,853,530.06