Finding the Third Proportional to 4,042,848 and 8,845,318

Step by Step Solution

1. Step 1: Write the proportion equation
   4,042,848 : 8,845,318 = 8,845,318 : x
2. Step 2: Convert to fraction form
   4,042,848/8,845,318 = 8,845,318/x
3. Step 3: Cross multiply
   4,042,848x = 8,845,318 × 8,845,318
4. Step 4: Simplify right side
   4,042,848x = 78,239,650,521,124
5. Step 5: Solve for x
   x = 78,239,650,521,124/4,042,848
6. Step 6: Final answer
   x = 19,352,607.50