Finding the Third Proportional to 516,243 and 1,107,197

Step by Step Solution

1. Step 1: Write the proportion equation
   516,243 : 1,107,197 = 1,107,197 : x
2. Step 2: Convert to fraction form
   516,243/1,107,197 = 1,107,197/x
3. Step 3: Cross multiply
   516,243x = 1,107,197 × 1,107,197
4. Step 4: Simplify right side
   516,243x = 1,225,885,196,809
5. Step 5: Solve for x
   x = 1,225,885,196,809/516,243
6. Step 6: Final answer
   x = 2,374,628.22