Finding the Third Proportional to 3,920,946 and 8,493,276

Step by Step Solution

1. Step 1: Write the proportion equation
   3,920,946 : 8,493,276 = 8,493,276 : x
2. Step 2: Convert to fraction form
   3,920,946/8,493,276 = 8,493,276/x
3. Step 3: Cross multiply
   3,920,946x = 8,493,276 × 8,493,276
4. Step 4: Simplify right side
   3,920,946x = 72,135,737,212,176
5. Step 5: Solve for x
   x = 72,135,737,212,176/3,920,946
6. Step 6: Final answer
   x = 18,397,533.97