Finding the Third Proportional to 4,112,367 and 8,910,480

Step by Step Solution

1. Step 1: Write the proportion equation
   4,112,367 : 8,910,480 = 8,910,480 : x
2. Step 2: Convert to fraction form
   4,112,367/8,910,480 = 8,910,480/x
3. Step 3: Cross multiply
   4,112,367x = 8,910,480 × 8,910,480
4. Step 4: Simplify right side
   4,112,367x = 79,396,653,830,400
5. Step 5: Solve for x
   x = 79,396,653,830,400/4,112,367
6. Step 6: Final answer
   x = 19,306,801.61