Finding the Third Proportional to 988,200 and 2,154,832

Step by Step Solution

1. Step 1: Write the proportion equation
   988,200 : 2,154,832 = 2,154,832 : x
2. Step 2: Convert to fraction form
   988,200/2,154,832 = 2,154,832/x
3. Step 3: Cross multiply
   988,200x = 2,154,832 × 2,154,832
4. Step 4: Simplify right side
   988,200x = 4,643,300,948,224
5. Step 5: Solve for x
   x = 4,643,300,948,224/988,200
6. Step 6: Final answer
   x = 4,698,746.15