Finding the Third Proportional to 273,947.50 and 401,444

Step by Step Solution

1. Step 1: Write the proportion equation
   273,947.50 : 401,444 = 401,444 : x
2. Step 2: Convert to fraction form
   273,947.50/401,444 = 401,444/x
3. Step 3: Cross multiply
   273,947.50x = 401,444 × 401,444
4. Step 4: Simplify right side
   273,947.50x = 161,157,285,136
5. Step 5: Solve for x
   x = 161,157,285,136/273,947.50
6. Step 6: Final answer
   x = 588,277.99