Finding the Third Proportional to 188,082 and 276,108.75

Step by Step Solution

1. Step 1: Write the proportion equation
   188,082 : 276,108.75 = 276,108.75 : x
2. Step 2: Convert to fraction form
   188,082/276,108.75 = 276,108.75/x
3. Step 3: Cross multiply
   188,082x = 276,108.75 × 276,108.75
4. Step 4: Simplify right side
   188,082x = 76,236,041,826.56
5. Step 5: Solve for x
   x = 76,236,041,826.56/188,082
6. Step 6: Final answer
   x = 405,334.07