Finding the Third Proportional to 1,393,472 and 2,084,792

Step by Step Solution

1. Step 1: Write the proportion equation
   1,393,472 : 2,084,792 = 2,084,792 : x
2. Step 2: Convert to fraction form
   1,393,472/2,084,792 = 2,084,792/x
3. Step 3: Cross multiply
   1,393,472x = 2,084,792 × 2,084,792
4. Step 4: Simplify right side
   1,393,472x = 4,346,357,683,264
5. Step 5: Solve for x
   x = 4,346,357,683,264/1,393,472
6. Step 6: Final answer
   x = 3,119,085.05