Finding the Third Proportional to 517,826 and 1,107,615

Step by Step Solution

1. Step 1: Write the proportion equation
   517,826 : 1,107,615 = 1,107,615 : x
2. Step 2: Convert to fraction form
   517,826/1,107,615 = 1,107,615/x
3. Step 3: Cross multiply
   517,826x = 1,107,615 × 1,107,615
4. Step 4: Simplify right side
   517,826x = 1,226,810,988,225
5. Step 5: Solve for x
   x = 1,226,810,988,225/517,826
6. Step 6: Final answer
   x = 2,369,156.80