Finding the Third Proportional to 1,976,414 and 4,309,692

Step by Step Solution

1. Step 1: Write the proportion equation
   1,976,414 : 4,309,692 = 4,309,692 : x
2. Step 2: Convert to fraction form
   1,976,414/4,309,692 = 4,309,692/x
3. Step 3: Cross multiply
   1,976,414x = 4,309,692 × 4,309,692
4. Step 4: Simplify right side
   1,976,414x = 18,573,445,134,864
5. Step 5: Solve for x
   x = 18,573,445,134,864/1,976,414
6. Step 6: Final answer
   x = 9,397,547.85