Finding the Third Proportional to 276,630 and 603,529.50

Step by Step Solution

1. Step 1: Write the proportion equation
   276,630 : 603,529.50 = 603,529.50 : x
2. Step 2: Convert to fraction form
   276,630/603,529.50 = 603,529.50/x
3. Step 3: Cross multiply
   276,630x = 603,529.50 × 603,529.50
4. Step 4: Simplify right side
   276,630x = 364,247,857,370.25
5. Step 5: Solve for x
   x = 364,247,857,370.25/276,630
6. Step 6: Final answer
   x = 1,316,733.03