Finding the Third Proportional to 373,642.88 and 819,112.50

Step by Step Solution

1. Step 1: Write the proportion equation
   373,642.88 : 819,112.50 = 819,112.50 : x
2. Step 2: Convert to fraction form
   373,642.88/819,112.50 = 819,112.50/x
3. Step 3: Cross multiply
   373,642.88x = 819,112.50 × 819,112.50
4. Step 4: Simplify right side
   373,642.88x = 670,945,287,656.25
5. Step 5: Solve for x
   x = 670,945,287,656.25/373,642.88
6. Step 6: Final answer
   x = 1,795,686.02