Finding the Third Proportional to 1,409,680 and 2,269,800

Step by Step Solution

1. Step 1: Write the proportion equation
   1,409,680 : 2,269,800 = 2,269,800 : x
2. Step 2: Convert to fraction form
   1,409,680/2,269,800 = 2,269,800/x
3. Step 3: Cross multiply
   1,409,680x = 2,269,800 × 2,269,800
4. Step 4: Simplify right side
   1,409,680x = 5,151,992,040,000
5. Step 5: Solve for x
   x = 5,151,992,040,000/1,409,680
6. Step 6: Final answer
   x = 3,654,724.50