Finding the Third Proportional to 664,542 and 1,416,076

Step by Step Solution

1. Step 1: Write the proportion equation
   664,542 : 1,416,076 = 1,416,076 : x
2. Step 2: Convert to fraction form
   664,542/1,416,076 = 1,416,076/x
3. Step 3: Cross multiply
   664,542x = 1,416,076 × 1,416,076
4. Step 4: Simplify right side
   664,542x = 2,005,271,237,776
5. Step 5: Solve for x
   x = 2,005,271,237,776/664,542
6. Step 6: Final answer
   x = 3,017,523.70