Finding the Third Proportional to 589,842 and 1,290,073.50

Step by Step Solution

1. Step 1: Write the proportion equation
   589,842 : 1,290,073.50 = 1,290,073.50 : x
2. Step 2: Convert to fraction form
   589,842/1,290,073.50 = 1,290,073.50/x
3. Step 3: Cross multiply
   589,842x = 1,290,073.50 × 1,290,073.50
4. Step 4: Simplify right side
   589,842x = 1,664,289,635,402.25
5. Step 5: Solve for x
   x = 1,664,289,635,402.25/589,842
6. Step 6: Final answer
   x = 2,821,585.50