Finding the Third Proportional to 369,061.50 and 602,639.25

Step by Step Solution

1. Step 1: Write the proportion equation
   369,061.50 : 602,639.25 = 602,639.25 : x
2. Step 2: Convert to fraction form
   369,061.50/602,639.25 = 602,639.25/x
3. Step 3: Cross multiply
   369,061.50x = 602,639.25 × 602,639.25
4. Step 4: Simplify right side
   369,061.50x = 363,174,065,640.56
5. Step 5: Solve for x
   x = 363,174,065,640.56/369,061.50
6. Step 6: Final answer
   x = 984,047.55