Finding the Third Proportional to 384,984 and 839,848

Step by Step Solution

1. Step 1: Write the proportion equation
   384,984 : 839,848 = 839,848 : x
2. Step 2: Convert to fraction form
   384,984/839,848 = 839,848/x
3. Step 3: Cross multiply
   384,984x = 839,848 × 839,848
4. Step 4: Simplify right side
   384,984x = 705,344,663,104
5. Step 5: Solve for x
   x = 705,344,663,104/384,984
6. Step 6: Final answer
   x = 1,832,140.20