Finding the Third Proportional to 1,222,455 and 2,655,276

Step by Step Solution

1. Step 1: Write the proportion equation
   1,222,455 : 2,655,276 = 2,655,276 : x
2. Step 2: Convert to fraction form
   1,222,455/2,655,276 = 2,655,276/x
3. Step 3: Cross multiply
   1,222,455x = 2,655,276 × 2,655,276
4. Step 4: Simplify right side
   1,222,455x = 7,050,490,636,176
5. Step 5: Solve for x
   x = 7,050,490,636,176/1,222,455
6. Step 6: Final answer
   x = 5,767,484.80