Finding the Third Proportional to 1,275,376 and 1,953,240

Step by Step Solution

1. Step 1: Write the proportion equation
   1,275,376 : 1,953,240 = 1,953,240 : x
2. Step 2: Convert to fraction form
   1,275,376/1,953,240 = 1,953,240/x
3. Step 3: Cross multiply
   1,275,376x = 1,953,240 × 1,953,240
4. Step 4: Simplify right side
   1,275,376x = 3,815,146,497,600
5. Step 5: Solve for x
   x = 3,815,146,497,600/1,275,376
6. Step 6: Final answer
   x = 2,991,389.60