Finding the Third Proportional to 359,551.50 and 798,913.50

Step by Step Solution

1. Step 1: Write the proportion equation
   359,551.50 : 798,913.50 = 798,913.50 : x
2. Step 2: Convert to fraction form
   359,551.50/798,913.50 = 798,913.50/x
3. Step 3: Cross multiply
   359,551.50x = 798,913.50 × 798,913.50
4. Step 4: Simplify right side
   359,551.50x = 638,262,780,482.25
5. Step 5: Solve for x
   x = 638,262,780,482.25/359,551.50
6. Step 6: Final answer
   x = 1,775,163.73