Finding the Third Proportional to 276,930 and 596,299.50

Step by Step Solution

1. Step 1: Write the proportion equation
   276,930 : 596,299.50 = 596,299.50 : x
2. Step 2: Convert to fraction form
   276,930/596,299.50 = 596,299.50/x
3. Step 3: Cross multiply
   276,930x = 596,299.50 × 596,299.50
4. Step 4: Simplify right side
   276,930x = 355,573,093,700.25
5. Step 5: Solve for x
   x = 355,573,093,700.25/276,930
6. Step 6: Final answer
   x = 1,283,981.85