Finding the Third Proportional to 362,789.50 and 847,172.50

Step by Step Solution

1. Step 1: Write the proportion equation
   362,789.50 : 847,172.50 = 847,172.50 : x
2. Step 2: Convert to fraction form
   362,789.50/847,172.50 = 847,172.50/x
3. Step 3: Cross multiply
   362,789.50x = 847,172.50 × 847,172.50
4. Step 4: Simplify right side
   362,789.50x = 717,701,244,756.25
5. Step 5: Solve for x
   x = 717,701,244,756.25/362,789.50
6. Step 6: Final answer
   x = 1,978,285.60