Finding the Third Proportional to 360,690.50 and 562,874

Step by Step Solution

1. Step 1: Write the proportion equation
   360,690.50 : 562,874 = 562,874 : x
2. Step 2: Convert to fraction form
   360,690.50/562,874 = 562,874/x
3. Step 3: Cross multiply
   360,690.50x = 562,874 × 562,874
4. Step 4: Simplify right side
   360,690.50x = 316,827,139,876
5. Step 5: Solve for x
   x = 316,827,139,876/360,690.50
6. Step 6: Final answer
   x = 878,390.59