Finding the Third Proportional to 3,834,836 and 8,208,342

Step by Step Solution

1. Step 1: Write the proportion equation
   3,834,836 : 8,208,342 = 8,208,342 : x
2. Step 2: Convert to fraction form
   3,834,836/8,208,342 = 8,208,342/x
3. Step 3: Cross multiply
   3,834,836x = 8,208,342 × 8,208,342
4. Step 4: Simplify right side
   3,834,836x = 67,376,878,388,964
5. Step 5: Solve for x
   x = 67,376,878,388,964/3,834,836
6. Step 6: Final answer
   x = 17,569,689.65