Finding the Third Proportional to 589,018 and 1,281,140

Step by Step Solution

1. Step 1: Write the proportion equation
   589,018 : 1,281,140 = 1,281,140 : x
2. Step 2: Convert to fraction form
   589,018/1,281,140 = 1,281,140/x
3. Step 3: Cross multiply
   589,018x = 1,281,140 × 1,281,140
4. Step 4: Simplify right side
   589,018x = 1,641,319,699,600
5. Step 5: Solve for x
   x = 1,641,319,699,600/589,018
6. Step 6: Final answer
   x = 2,786,535.72