Finding the Third Proportional to 692,864 and 1,488,868

Step by Step Solution

1. Step 1: Write the proportion equation
   692,864 : 1,488,868 = 1,488,868 : x
2. Step 2: Convert to fraction form
   692,864/1,488,868 = 1,488,868/x
3. Step 3: Cross multiply
   692,864x = 1,488,868 × 1,488,868
4. Step 4: Simplify right side
   692,864x = 2,216,727,921,424
5. Step 5: Solve for x
   x = 2,216,727,921,424/692,864
6. Step 6: Final answer
   x = 3,199,369.46