Finding the Third Proportional to 276,943.50 and 602,487

Step by Step Solution

1. Step 1: Write the proportion equation
   276,943.50 : 602,487 = 602,487 : x
2. Step 2: Convert to fraction form
   276,943.50/602,487 = 602,487/x
3. Step 3: Cross multiply
   276,943.50x = 602,487 × 602,487
4. Step 4: Simplify right side
   276,943.50x = 362,990,585,169
5. Step 5: Solve for x
   x = 362,990,585,169/276,943.50
6. Step 6: Final answer
   x = 1,310,702.67