Finding the Third Proportional to 988,462 and 2,169,380

Step by Step Solution

1. Step 1: Write the proportion equation
   988,462 : 2,169,380 = 2,169,380 : x
2. Step 2: Convert to fraction form
   988,462/2,169,380 = 2,169,380/x
3. Step 3: Cross multiply
   988,462x = 2,169,380 × 2,169,380
4. Step 4: Simplify right side
   988,462x = 4,706,209,584,400
5. Step 5: Solve for x
   x = 4,706,209,584,400/988,462
6. Step 6: Final answer
   x = 4,761,143.66