Finding the Third Proportional to 1,336,576 and 3,154,080

Step by Step Solution

1. Step 1: Write the proportion equation
   1,336,576 : 3,154,080 = 3,154,080 : x
2. Step 2: Convert to fraction form
   1,336,576/3,154,080 = 3,154,080/x
3. Step 3: Cross multiply
   1,336,576x = 3,154,080 × 3,154,080
4. Step 4: Simplify right side
   1,336,576x = 9,948,220,646,400
5. Step 5: Solve for x
   x = 9,948,220,646,400/1,336,576
6. Step 6: Final answer
   x = 7,443,063.95