Finding the Third Proportional to 614,856.50 and 1,296,553.50

Step by Step Solution

1. Step 1: Write the proportion equation
   614,856.50 : 1,296,553.50 = 1,296,553.50 : x
2. Step 2: Convert to fraction form
   614,856.50/1,296,553.50 = 1,296,553.50/x
3. Step 3: Cross multiply
   614,856.50x = 1,296,553.50 × 1,296,553.50
4. Step 4: Simplify right side
   614,856.50x = 1,681,050,978,362.25
5. Step 5: Solve for x
   x = 1,681,050,978,362.25/614,856.50
6. Step 6: Final answer
   x = 2,734,054.17