Finding the Third Proportional to 516,258 and 1,107,251

Step by Step Solution

1. Step 1: Write the proportion equation
   516,258 : 1,107,251 = 1,107,251 : x
2. Step 2: Convert to fraction form
   516,258/1,107,251 = 1,107,251/x
3. Step 3: Cross multiply
   516,258x = 1,107,251 × 1,107,251
4. Step 4: Simplify right side
   516,258x = 1,226,004,777,001
5. Step 5: Solve for x
   x = 1,226,004,777,001/516,258
6. Step 6: Final answer
   x = 2,374,790.85