Finding the Third Proportional to 4,961,768 and 10,641,454

Step by Step Solution

1. Step 1: Write the proportion equation
   4,961,768 : 10,641,454 = 10,641,454 : x
2. Step 2: Convert to fraction form
   4,961,768/10,641,454 = 10,641,454/x
3. Step 3: Cross multiply
   4,961,768x = 10,641,454 × 10,641,454
4. Step 4: Simplify right side
   4,961,768x = 113,240,543,234,116
5. Step 5: Solve for x
   x = 113,240,543,234,116/4,961,768
6. Step 6: Final answer
   x = 22,822,619.52