Finding the Third Proportional to 784,404 and 1,656,936

Step by Step Solution

1. Step 1: Write the proportion equation
   784,404 : 1,656,936 = 1,656,936 : x
2. Step 2: Convert to fraction form
   784,404/1,656,936 = 1,656,936/x
3. Step 3: Cross multiply
   784,404x = 1,656,936 × 1,656,936
4. Step 4: Simplify right side
   784,404x = 2,745,436,908,096
5. Step 5: Solve for x
   x = 2,745,436,908,096/784,404
6. Step 6: Final answer
   x = 3,500,029.20