Finding the Third Proportional to 413,012.25 and 848,259

Step by Step Solution

1. Step 1: Write the proportion equation
   413,012.25 : 848,259 = 848,259 : x
2. Step 2: Convert to fraction form
   413,012.25/848,259 = 848,259/x
3. Step 3: Cross multiply
   413,012.25x = 848,259 × 848,259
4. Step 4: Simplify right side
   413,012.25x = 719,543,331,081
5. Step 5: Solve for x
   x = 719,543,331,081/413,012.25
6. Step 6: Final answer
   x = 1,742,183.99