Finding the Third Proportional to 517,818 and 1,107,606

Step by Step Solution

1. Step 1: Write the proportion equation
   517,818 : 1,107,606 = 1,107,606 : x
2. Step 2: Convert to fraction form
   517,818/1,107,606 = 1,107,606/x
3. Step 3: Cross multiply
   517,818x = 1,107,606 × 1,107,606
4. Step 4: Simplify right side
   517,818x = 1,226,791,051,236
5. Step 5: Solve for x
   x = 1,226,791,051,236/517,818
6. Step 6: Final answer
   x = 2,369,154.90