Finding the Third Proportional to 1,151,028 and 2,688,426

Step by Step Solution

1. Step 1: Write the proportion equation
   1,151,028 : 2,688,426 = 2,688,426 : x
2. Step 2: Convert to fraction form
   1,151,028/2,688,426 = 2,688,426/x
3. Step 3: Cross multiply
   1,151,028x = 2,688,426 × 2,688,426
4. Step 4: Simplify right side
   1,151,028x = 7,227,634,357,476
5. Step 5: Solve for x
   x = 7,227,634,357,476/1,151,028
6. Step 6: Final answer
   x = 6,279,286.31