Finding the Third Proportional to 656,340 and 1,440,981

Step by Step Solution

1. Step 1: Write the proportion equation
   656,340 : 1,440,981 = 1,440,981 : x
2. Step 2: Convert to fraction form
   656,340/1,440,981 = 1,440,981/x
3. Step 3: Cross multiply
   656,340x = 1,440,981 × 1,440,981
4. Step 4: Simplify right side
   656,340x = 2,076,426,242,361
5. Step 5: Solve for x
   x = 2,076,426,242,361/656,340
6. Step 6: Final answer
   x = 3,163,644.21