Finding the Third Proportional to 563,157 and 1,225,458

Step by Step Solution

1. Step 1: Write the proportion equation
   563,157 : 1,225,458 = 1,225,458 : x
2. Step 2: Convert to fraction form
   563,157/1,225,458 = 1,225,458/x
3. Step 3: Cross multiply
   563,157x = 1,225,458 × 1,225,458
4. Step 4: Simplify right side
   563,157x = 1,501,747,309,764
5. Step 5: Solve for x
   x = 1,501,747,309,764/563,157
6. Step 6: Final answer
   x = 2,666,658.34