Finding the Third Proportional to 784,131 and 1,717,665

Step by Step Solution

1. Step 1: Write the proportion equation
   784,131 : 1,717,665 = 1,717,665 : x
2. Step 2: Convert to fraction form
   784,131/1,717,665 = 1,717,665/x
3. Step 3: Cross multiply
   784,131x = 1,717,665 × 1,717,665
4. Step 4: Simplify right side
   784,131x = 2,950,373,052,225
5. Step 5: Solve for x
   x = 2,950,373,052,225/784,131
6. Step 6: Final answer
   x = 3,762,602.23