Finding the Third Proportional to 985,245 and 2,117,832

Step by Step Solution

1. Step 1: Write the proportion equation
   985,245 : 2,117,832 = 2,117,832 : x
2. Step 2: Convert to fraction form
   985,245/2,117,832 = 2,117,832/x
3. Step 3: Cross multiply
   985,245x = 2,117,832 × 2,117,832
4. Step 4: Simplify right side
   985,245x = 4,485,212,380,224
5. Step 5: Solve for x
   x = 4,485,212,380,224/985,245
6. Step 6: Final answer
   x = 4,552,382.79