Finding the Third Proportional to 1,978,342 and 2,976,793

Step by Step Solution

1. Step 1: Write the proportion equation
   1,978,342 : 2,976,793 = 2,976,793 : x
2. Step 2: Convert to fraction form
   1,978,342/2,976,793 = 2,976,793/x
3. Step 3: Cross multiply
   1,978,342x = 2,976,793 × 2,976,793
4. Step 4: Simplify right side
   1,978,342x = 8,861,296,564,849
5. Step 5: Solve for x
   x = 8,861,296,564,849/1,978,342
6. Step 6: Final answer
   x = 4,479,153.03