Finding the Third Proportional to 998,160 and 2,164,470

Step by Step Solution

1. Step 1: Write the proportion equation
   998,160 : 2,164,470 = 2,164,470 : x
2. Step 2: Convert to fraction form
   998,160/2,164,470 = 2,164,470/x
3. Step 3: Cross multiply
   998,160x = 2,164,470 × 2,164,470
4. Step 4: Simplify right side
   998,160x = 4,684,930,380,900
5. Step 5: Solve for x
   x = 4,684,930,380,900/998,160
6. Step 6: Final answer
   x = 4,693,566.54