Finding the Third Proportional to 269,913 and 590,673.75

Step by Step Solution

1. Step 1: Write the proportion equation
   269,913 : 590,673.75 = 590,673.75 : x
2. Step 2: Convert to fraction form
   269,913/590,673.75 = 590,673.75/x
3. Step 3: Cross multiply
   269,913x = 590,673.75 × 590,673.75
4. Step 4: Simplify right side
   269,913x = 348,895,478,939.06
5. Step 5: Solve for x
   x = 348,895,478,939.06/269,913
6. Step 6: Final answer
   x = 1,292,621.99