Finding the Third Proportional to 485,060 and 993,440

Step by Step Solution

1. Step 1: Write the proportion equation
   485,060 : 993,440 = 993,440 : x
2. Step 2: Convert to fraction form
   485,060/993,440 = 993,440/x
3. Step 3: Cross multiply
   485,060x = 993,440 × 993,440
4. Step 4: Simplify right side
   485,060x = 986,923,033,600
5. Step 5: Solve for x
   x = 986,923,033,600/485,060
6. Step 6: Final answer
   x = 2,034,641.14