Finding the Third Proportional to 648,406.50 and 1,041,804

Step by Step Solution

1. Step 1: Write the proportion equation
   648,406.50 : 1,041,804 = 1,041,804 : x
2. Step 2: Convert to fraction form
   648,406.50/1,041,804 = 1,041,804/x
3. Step 3: Cross multiply
   648,406.50x = 1,041,804 × 1,041,804
4. Step 4: Simplify right side
   648,406.50x = 1,085,355,574,416
5. Step 5: Solve for x
   x = 1,085,355,574,416/648,406.50
6. Step 6: Final answer
   x = 1,673,881.39