Finding the Third Proportional to 276,601.50 and 413,133

Step by Step Solution

1. Step 1: Write the proportion equation
   276,601.50 : 413,133 = 413,133 : x
2. Step 2: Convert to fraction form
   276,601.50/413,133 = 413,133/x
3. Step 3: Cross multiply
   276,601.50x = 413,133 × 413,133
4. Step 4: Simplify right side
   276,601.50x = 170,678,875,689
5. Step 5: Solve for x
   x = 170,678,875,689/276,601.50
6. Step 6: Final answer
   x = 617,056.94