Finding the Third Proportional to 681,496 and 1,069,124

Step by Step Solution

1. Step 1: Write the proportion equation
   681,496 : 1,069,124 = 1,069,124 : x
2. Step 2: Convert to fraction form
   681,496/1,069,124 = 1,069,124/x
3. Step 3: Cross multiply
   681,496x = 1,069,124 × 1,069,124
4. Step 4: Simplify right side
   681,496x = 1,143,026,127,376
5. Step 5: Solve for x
   x = 1,143,026,127,376/681,496
6. Step 6: Final answer
   x = 1,677,230.87