Finding the Third Proportional to 507,980 and 1,085,940

Step by Step Solution

1. Step 1: Write the proportion equation
   507,980 : 1,085,940 = 1,085,940 : x
2. Step 2: Convert to fraction form
   507,980/1,085,940 = 1,085,940/x
3. Step 3: Cross multiply
   507,980x = 1,085,940 × 1,085,940
4. Step 4: Simplify right side
   507,980x = 1,179,265,683,600
5. Step 5: Solve for x
   x = 1,179,265,683,600/507,980
6. Step 6: Final answer
   x = 2,321,480.54