Finding the Third Proportional to 1,842,269 and 4,342,680

Step by Step Solution

1. Step 1: Write the proportion equation
   1,842,269 : 4,342,680 = 4,342,680 : x
2. Step 2: Convert to fraction form
   1,842,269/4,342,680 = 4,342,680/x
3. Step 3: Cross multiply
   1,842,269x = 4,342,680 × 4,342,680
4. Step 4: Simplify right side
   1,842,269x = 18,858,869,582,400
5. Step 5: Solve for x
   x = 18,858,869,582,400/1,842,269
6. Step 6: Final answer
   x = 10,236,762.16