Finding the Third Proportional to 1,345,360 and 1,966,240

Step by Step Solution

1. Step 1: Write the proportion equation
   1,345,360 : 1,966,240 = 1,966,240 : x
2. Step 2: Convert to fraction form
   1,345,360/1,966,240 = 1,966,240/x
3. Step 3: Cross multiply
   1,345,360x = 1,966,240 × 1,966,240
4. Step 4: Simplify right side
   1,345,360x = 3,866,099,737,600
5. Step 5: Solve for x
   x = 3,866,099,737,600/1,345,360
6. Step 6: Final answer
   x = 2,873,654.44