Finding the Third Proportional to 4,112,336 and 8,910,412

Step by Step Solution

1. Step 1: Write the proportion equation
   4,112,336 : 8,910,412 = 8,910,412 : x
2. Step 2: Convert to fraction form
   4,112,336/8,910,412 = 8,910,412/x
3. Step 3: Cross multiply
   4,112,336x = 8,910,412 × 8,910,412
4. Step 4: Simplify right side
   4,112,336x = 79,395,442,009,744
5. Step 5: Solve for x
   x = 79,395,442,009,744/4,112,336
6. Step 6: Final answer
   x = 19,306,652.47