Finding the Third Proportional to 3,991,012 and 6,166,046

Step by Step Solution

1. Step 1: Write the proportion equation
   3,991,012 : 6,166,046 = 6,166,046 : x
2. Step 2: Convert to fraction form
   3,991,012/6,166,046 = 6,166,046/x
3. Step 3: Cross multiply
   3,991,012x = 6,166,046 × 6,166,046
4. Step 4: Simplify right side
   3,991,012x = 38,020,123,274,116
5. Step 5: Solve for x
   x = 38,020,123,274,116/3,991,012
6. Step 6: Final answer
   x = 9,526,436.72