Finding the Third Proportional to 604,613 and 1,318,090

Step by Step Solution

1. Step 1: Write the proportion equation
   604,613 : 1,318,090 = 1,318,090 : x
2. Step 2: Convert to fraction form
   604,613/1,318,090 = 1,318,090/x
3. Step 3: Cross multiply
   604,613x = 1,318,090 × 1,318,090
4. Step 4: Simplify right side
   604,613x = 1,737,361,248,100
5. Step 5: Solve for x
   x = 1,737,361,248,100/604,613
6. Step 6: Final answer
   x = 2,873,509.58