Finding the Third Proportional to 664,536 and 1,416,064

Step by Step Solution

1. Step 1: Write the proportion equation
   664,536 : 1,416,064 = 1,416,064 : x
2. Step 2: Convert to fraction form
   664,536/1,416,064 = 1,416,064/x
3. Step 3: Cross multiply
   664,536x = 1,416,064 × 1,416,064
4. Step 4: Simplify right side
   664,536x = 2,005,237,252,096
5. Step 5: Solve for x
   x = 2,005,237,252,096/664,536
6. Step 6: Final answer
   x = 3,017,499.81