Finding the Third Proportional to 3,505,251 and 7,641,798

Step by Step Solution

1. Step 1: Write the proportion equation
   3,505,251 : 7,641,798 = 7,641,798 : x
2. Step 2: Convert to fraction form
   3,505,251/7,641,798 = 7,641,798/x
3. Step 3: Cross multiply
   3,505,251x = 7,641,798 × 7,641,798
4. Step 4: Simplify right side
   3,505,251x = 58,397,076,672,804
5. Step 5: Solve for x
   x = 58,397,076,672,804/3,505,251
6. Step 6: Final answer
   x = 16,659,884.46