Finding the Third Proportional to 141,601.50 and 276,030

Step by Step Solution

1. Step 1: Write the proportion equation
   141,601.50 : 276,030 = 276,030 : x
2. Step 2: Convert to fraction form
   141,601.50/276,030 = 276,030/x
3. Step 3: Cross multiply
   141,601.50x = 276,030 × 276,030
4. Step 4: Simplify right side
   141,601.50x = 76,192,560,900
5. Step 5: Solve for x
   x = 76,192,560,900/141,601.50
6. Step 6: Final answer
   x = 538,077.36