Finding the Third Proportional to 599,323.50 and 1,309,090.50

Step by Step Solution

1. Step 1: Write the proportion equation
   599,323.50 : 1,309,090.50 = 1,309,090.50 : x
2. Step 2: Convert to fraction form
   599,323.50/1,309,090.50 = 1,309,090.50/x
3. Step 3: Cross multiply
   599,323.50x = 1,309,090.50 × 1,309,090.50
4. Step 4: Simplify right side
   599,323.50x = 1,713,717,937,190.25
5. Step 5: Solve for x
   x = 1,713,717,937,190.25/599,323.50
6. Step 6: Final answer
   x = 2,859,420.56