Finding the Third Proportional to 563,142 and 1,135,500

Step by Step Solution

1. Step 1: Write the proportion equation
   563,142 : 1,135,500 = 1,135,500 : x
2. Step 2: Convert to fraction form
   563,142/1,135,500 = 1,135,500/x
3. Step 3: Cross multiply
   563,142x = 1,135,500 × 1,135,500
4. Step 4: Simplify right side
   563,142x = 1,289,360,250,000
5. Step 5: Solve for x
   x = 1,289,360,250,000/563,142
6. Step 6: Final answer
   x = 2,289,582.82