Finding the Third Proportional to 362,196.25 and 786,619.48

Step by Step Solution

1. Step 1: Write the proportion equation
   362,196.25 : 786,619.48 = 786,619.48 : x
2. Step 2: Convert to fraction form
   362,196.25/786,619.48 = 786,619.48/x
3. Step 3: Cross multiply
   362,196.25x = 786,619.48 × 786,619.48
4. Step 4: Simplify right side
   362,196.25x = 618,770,200,907.46
5. Step 5: Solve for x
   x = 618,770,200,907.46/362,196.25
6. Step 6: Final answer
   x = 1,708,383.80