Finding the Third Proportional to 988,196 and 2,154,824

Step by Step Solution

1. Step 1: Write the proportion equation
   988,196 : 2,154,824 = 2,154,824 : x
2. Step 2: Convert to fraction form
   988,196/2,154,824 = 2,154,824/x
3. Step 3: Cross multiply
   988,196x = 2,154,824 × 2,154,824
4. Step 4: Simplify right side
   988,196x = 4,643,266,470,976
5. Step 5: Solve for x
   x = 4,643,266,470,976/988,196
6. Step 6: Final answer
   x = 4,698,730.28