Finding the Third Proportional to 562,574 and 1,213,105

Step by Step Solution

1. Step 1: Write the proportion equation
   562,574 : 1,213,105 = 1,213,105 : x
2. Step 2: Convert to fraction form
   562,574/1,213,105 = 1,213,105/x
3. Step 3: Cross multiply
   562,574x = 1,213,105 × 1,213,105
4. Step 4: Simplify right side
   562,574x = 1,471,623,741,025
5. Step 5: Solve for x
   x = 1,471,623,741,025/562,574
6. Step 6: Final answer
   x = 2,615,875.85