Finding the Third Proportional to 351,628 and 544,816.50

Step by Step Solution

1. Step 1: Write the proportion equation
   351,628 : 544,816.50 = 544,816.50 : x
2. Step 2: Convert to fraction form
   351,628/544,816.50 = 544,816.50/x
3. Step 3: Cross multiply
   351,628x = 544,816.50 × 544,816.50
4. Step 4: Simplify right side
   351,628x = 296,825,018,672.25
5. Step 5: Solve for x
   x = 296,825,018,672.25/351,628
6. Step 6: Final answer
   x = 844,145.00