Finding the Third Proportional to 1,545,414 and 3,399,142

Step by Step Solution

1. Step 1: Write the proportion equation
   1,545,414 : 3,399,142 = 3,399,142 : x
2. Step 2: Convert to fraction form
   1,545,414/3,399,142 = 3,399,142/x
3. Step 3: Cross multiply
   1,545,414x = 3,399,142 × 3,399,142
4. Step 4: Simplify right side
   1,545,414x = 11,554,166,336,164
5. Step 5: Solve for x
   x = 11,554,166,336,164/1,545,414
6. Step 6: Final answer
   x = 7,476,421.42