Finding the Third Proportional to 1,976,917 and 4,316,326

Step by Step Solution

1. Step 1: Write the proportion equation
   1,976,917 : 4,316,326 = 4,316,326 : x
2. Step 2: Convert to fraction form
   1,976,917/4,316,326 = 4,316,326/x
3. Step 3: Cross multiply
   1,976,917x = 4,316,326 × 4,316,326
4. Step 4: Simplify right side
   1,976,917x = 18,630,670,138,276
5. Step 5: Solve for x
   x = 18,630,670,138,276/1,976,917
6. Step 6: Final answer
   x = 9,424,103.36