Finding the Third Proportional to 1,545,416 and 3,399,146

Step by Step Solution

1. Step 1: Write the proportion equation
   1,545,416 : 3,399,146 = 3,399,146 : x
2. Step 2: Convert to fraction form
   1,545,416/3,399,146 = 3,399,146/x
3. Step 3: Cross multiply
   1,545,416x = 3,399,146 × 3,399,146
4. Step 4: Simplify right side
   1,545,416x = 11,554,193,529,316
5. Step 5: Solve for x
   x = 11,554,193,529,316/1,545,416
6. Step 6: Final answer
   x = 7,476,429.34