Finding the Third Proportional to 3,727,656 and 8,166,774

Step by Step Solution

1. Step 1: Write the proportion equation
   3,727,656 : 8,166,774 = 8,166,774 : x
2. Step 2: Convert to fraction form
   3,727,656/8,166,774 = 8,166,774/x
3. Step 3: Cross multiply
   3,727,656x = 8,166,774 × 8,166,774
4. Step 4: Simplify right side
   3,727,656x = 66,696,197,567,076
5. Step 5: Solve for x
   x = 66,696,197,567,076/3,727,656
6. Step 6: Final answer
   x = 17,892,261.94