Finding the Third Proportional to 627,363.50 and 1,345,799.50

Step by Step Solution

1. Step 1: Write the proportion equation
   627,363.50 : 1,345,799.50 = 1,345,799.50 : x
2. Step 2: Convert to fraction form
   627,363.50/1,345,799.50 = 1,345,799.50/x
3. Step 3: Cross multiply
   627,363.50x = 1,345,799.50 × 1,345,799.50
4. Step 4: Simplify right side
   627,363.50x = 1,811,176,294,200.25
5. Step 5: Solve for x
   x = 1,811,176,294,200.25/627,363.50
6. Step 6: Final answer
   x = 2,886,964.72