Finding the Third Proportional to 254,737.50 and 539,790

Step by Step Solution

1. Step 1: Write the proportion equation
   254,737.50 : 539,790 = 539,790 : x
2. Step 2: Convert to fraction form
   254,737.50/539,790 = 539,790/x
3. Step 3: Cross multiply
   254,737.50x = 539,790 × 539,790
4. Step 4: Simplify right side
   254,737.50x = 291,373,244,100
5. Step 5: Solve for x
   x = 291,373,244,100/254,737.50
6. Step 6: Final answer
   x = 1,143,817.63