Finding the Third Proportional to 478,578 and 1,006,732

Step by Step Solution

1. Step 1: Write the proportion equation
   478,578 : 1,006,732 = 1,006,732 : x
2. Step 2: Convert to fraction form
   478,578/1,006,732 = 1,006,732/x
3. Step 3: Cross multiply
   478,578x = 1,006,732 × 1,006,732
4. Step 4: Simplify right side
   478,578x = 1,013,509,319,824
5. Step 5: Solve for x
   x = 1,013,509,319,824/478,578
6. Step 6: Final answer
   x = 2,117,751.59