Finding the Third Proportional to 2,978,881 and 6,364,414

Step by Step Solution

1. Step 1: Write the proportion equation
   2,978,881 : 6,364,414 = 6,364,414 : x
2. Step 2: Convert to fraction form
   2,978,881/6,364,414 = 6,364,414/x
3. Step 3: Cross multiply
   2,978,881x = 6,364,414 × 6,364,414
4. Step 4: Simplify right side
   2,978,881x = 40,505,765,563,396
5. Step 5: Solve for x
   x = 40,505,765,563,396/2,978,881
6. Step 6: Final answer
   x = 13,597,644.74