Finding the Third Proportional to 692,658 and 1,036,199

Step by Step Solution

1. Step 1: Write the proportion equation
   692,658 : 1,036,199 = 1,036,199 : x
2. Step 2: Convert to fraction form
   692,658/1,036,199 = 1,036,199/x
3. Step 3: Cross multiply
   692,658x = 1,036,199 × 1,036,199
4. Step 4: Simplify right side
   692,658x = 1,073,708,367,601
5. Step 5: Solve for x
   x = 1,073,708,367,601/692,658
6. Step 6: Final answer
   x = 1,550,127.72