Finding the Third Proportional to 696,774 and 1,018,272

Step by Step Solution

1. Step 1: Write the proportion equation
   696,774 : 1,018,272 = 1,018,272 : x
2. Step 2: Convert to fraction form
   696,774/1,018,272 = 1,018,272/x
3. Step 3: Cross multiply
   696,774x = 1,018,272 × 1,018,272
4. Step 4: Simplify right side
   696,774x = 1,036,877,865,984
5. Step 5: Solve for x
   x = 1,036,877,865,984/696,774
6. Step 6: Final answer
   x = 1,488,112.17