Finding the Third Proportional to 4,140,558 and 9,048,756

Step by Step Solution

1. Step 1: Write the proportion equation
   4,140,558 : 9,048,756 = 9,048,756 : x
2. Step 2: Convert to fraction form
   4,140,558/9,048,756 = 9,048,756/x
3. Step 3: Cross multiply
   4,140,558x = 9,048,756 × 9,048,756
4. Step 4: Simplify right side
   4,140,558x = 81,879,985,147,536
5. Step 5: Solve for x
   x = 81,879,985,147,536/4,140,558
6. Step 6: Final answer
   x = 19,775,108.85