Finding the Third Proportional to 3,774,760 and 8,213,064

Step by Step Solution

1. Step 1: Write the proportion equation
   3,774,760 : 8,213,064 = 8,213,064 : x
2. Step 2: Convert to fraction form
   3,774,760/8,213,064 = 8,213,064/x
3. Step 3: Cross multiply
   3,774,760x = 8,213,064 × 8,213,064
4. Step 4: Simplify right side
   3,774,760x = 67,454,420,268,096
5. Step 5: Solve for x
   x = 67,454,420,268,096/3,774,760
6. Step 6: Final answer
   x = 17,869,856.70