Finding the Third Proportional to 371,503.50 and 814,204.50

Step by Step Solution

1. Step 1: Write the proportion equation
   371,503.50 : 814,204.50 = 814,204.50 : x
2. Step 2: Convert to fraction form
   371,503.50/814,204.50 = 814,204.50/x
3. Step 3: Cross multiply
   371,503.50x = 814,204.50 × 814,204.50
4. Step 4: Simplify right side
   371,503.50x = 662,928,967,820.25
5. Step 5: Solve for x
   x = 662,928,967,820.25/371,503.50
6. Step 6: Final answer
   x = 1,784,448.78