Finding the Third Proportional to 507,776 and 1,085,536

Step by Step Solution

1. Step 1: Write the proportion equation
   507,776 : 1,085,536 = 1,085,536 : x
2. Step 2: Convert to fraction form
   507,776/1,085,536 = 1,085,536/x
3. Step 3: Cross multiply
   507,776x = 1,085,536 × 1,085,536
4. Step 4: Simplify right side
   507,776x = 1,178,388,407,296
5. Step 5: Solve for x
   x = 1,178,388,407,296/507,776
6. Step 6: Final answer
   x = 2,320,685.51