Finding the Third Proportional to 627,814.50 and 1,362,655.50

Step by Step Solution

1. Step 1: Write the proportion equation
   627,814.50 : 1,362,655.50 = 1,362,655.50 : x
2. Step 2: Convert to fraction form
   627,814.50/1,362,655.50 = 1,362,655.50/x
3. Step 3: Cross multiply
   627,814.50x = 1,362,655.50 × 1,362,655.50
4. Step 4: Simplify right side
   627,814.50x = 1,856,830,011,680.25
5. Step 5: Solve for x
   x = 1,856,830,011,680.25/627,814.50
6. Step 6: Final answer
   x = 2,957,609.31