Finding the Third Proportional to 860,741 and 1,328,144

Step by Step Solution

1. Step 1: Write the proportion equation
   860,741 : 1,328,144 = 1,328,144 : x
2. Step 2: Convert to fraction form
   860,741/1,328,144 = 1,328,144/x
3. Step 3: Cross multiply
   860,741x = 1,328,144 × 1,328,144
4. Step 4: Simplify right side
   860,741x = 1,763,966,484,736
5. Step 5: Solve for x
   x = 1,763,966,484,736/860,741
6. Step 6: Final answer
   x = 2,049,358.04