Finding the Third Proportional to 1,355,172 and 2,676,324

Step by Step Solution

1. Step 1: Write the proportion equation
   1,355,172 : 2,676,324 = 2,676,324 : x
2. Step 2: Convert to fraction form
   1,355,172/2,676,324 = 2,676,324/x
3. Step 3: Cross multiply
   1,355,172x = 2,676,324 × 2,676,324
4. Step 4: Simplify right side
   1,355,172x = 7,162,710,152,976
5. Step 5: Solve for x
   x = 7,162,710,152,976/1,355,172
6. Step 6: Final answer
   x = 5,285,462.03