Finding the Third Proportional to 589,837.50 and 1,290,062.25

Step by Step Solution

1. Step 1: Write the proportion equation
   589,837.50 : 1,290,062.25 = 1,290,062.25 : x
2. Step 2: Convert to fraction form
   589,837.50/1,290,062.25 = 1,290,062.25/x
3. Step 3: Cross multiply
   589,837.50x = 1,290,062.25 × 1,290,062.25
4. Step 4: Simplify right side
   589,837.50x = 1,664,260,608,875.06
5. Step 5: Solve for x
   x = 1,664,260,608,875.06/589,837.50
6. Step 6: Final answer
   x = 2,821,557.82