Finding the Third Proportional to 908,613,967 and 1,976,426,503

Step by Step Solution

1. Step 1: Write the proportion equation
   908,613,967 : 1,976,426,503 = 1,976,426,503 : x
2. Step 2: Convert to fraction form
   908,613,967/1,976,426,503 = 1,976,426,503/x
3. Step 3: Cross multiply
   908,613,967x = 1,976,426,503 × 1,976,426,503
4. Step 4: Simplify right side
   908,613,967x = 3,906,261,721,760,808,960
5. Step 5: Solve for x
   x = 3,906,261,721,760,808,960/908,613,967
6. Step 6: Final answer
   x = 4,299,143,380.61