Finding the Third Proportional to 517,811 and 1,107,590

Step by Step Solution

1. Step 1: Write the proportion equation
   517,811 : 1,107,590 = 1,107,590 : x
2. Step 2: Convert to fraction form
   517,811/1,107,590 = 1,107,590/x
3. Step 3: Cross multiply
   517,811x = 1,107,590 × 1,107,590
4. Step 4: Simplify right side
   517,811x = 1,226,755,608,100
5. Step 5: Solve for x
   x = 1,226,755,608,100/517,811
6. Step 6: Final answer
   x = 2,369,118.48