Finding the Third Proportional to 598,216 and 1,312,710

Step by Step Solution

1. Step 1: Write the proportion equation
   598,216 : 1,312,710 = 1,312,710 : x
2. Step 2: Convert to fraction form
   598,216/1,312,710 = 1,312,710/x
3. Step 3: Cross multiply
   598,216x = 1,312,710 × 1,312,710
4. Step 4: Simplify right side
   598,216x = 1,723,207,544,100
5. Step 5: Solve for x
   x = 1,723,207,544,100/598,216
6. Step 6: Final answer
   x = 2,880,577.49