Finding the Third Proportional to 1,201,336 and 2,555,276

Step by Step Solution

1. Step 1: Write the proportion equation
   1,201,336 : 2,555,276 = 2,555,276 : x
2. Step 2: Convert to fraction form
   1,201,336/2,555,276 = 2,555,276/x
3. Step 3: Cross multiply
   1,201,336x = 2,555,276 × 2,555,276
4. Step 4: Simplify right side
   1,201,336x = 6,529,435,436,176
5. Step 5: Solve for x
   x = 6,529,435,436,176/1,201,336
6. Step 6: Final answer
   x = 5,435,145.07