Finding the Third Proportional to 507,798 and 1,085,580

Step by Step Solution

1. Step 1: Write the proportion equation
   507,798 : 1,085,580 = 1,085,580 : x
2. Step 2: Convert to fraction form
   507,798/1,085,580 = 1,085,580/x
3. Step 3: Cross multiply
   507,798x = 1,085,580 × 1,085,580
4. Step 4: Simplify right side
   507,798x = 1,178,483,936,400
5. Step 5: Solve for x
   x = 1,178,483,936,400/507,798
6. Step 6: Final answer
   x = 2,320,773.10