Finding the Third Proportional to 664,578 and 1,441,332

Step by Step Solution

1. Step 1: Write the proportion equation
   664,578 : 1,441,332 = 1,441,332 : x
2. Step 2: Convert to fraction form
   664,578/1,441,332 = 1,441,332/x
3. Step 3: Cross multiply
   664,578x = 1,441,332 × 1,441,332
4. Step 4: Simplify right side
   664,578x = 2,077,437,934,224
5. Step 5: Solve for x
   x = 2,077,437,934,224/664,578
6. Step 6: Final answer
   x = 3,125,950.50