Finding the Third Proportional to 693,646,809 and 1,002,199,815

Step by Step Solution

1. Step 1: Write the proportion equation
   693,646,809 : 1,002,199,815 = 1,002,199,815 : x
2. Step 2: Convert to fraction form
   693,646,809/1,002,199,815 = 1,002,199,815/x
3. Step 3: Cross multiply
   693,646,809x = 1,002,199,815 × 1,002,199,815
4. Step 4: Simplify right side
   693,646,809x = 1,004,404,469,186,034,176
5. Step 5: Solve for x
   x = 1,004,404,469,186,034,176/693,646,809
6. Step 6: Final answer
   x = 1,448,005,607.69