Finding the Third Proportional to 259,360 and 573,152

Step by Step Solution

1. Step 1: Write the proportion equation
   259,360 : 573,152 = 573,152 : x
2. Step 2: Convert to fraction form
   259,360/573,152 = 573,152/x
3. Step 3: Cross multiply
   259,360x = 573,152 × 573,152
4. Step 4: Simplify right side
   259,360x = 328,503,215,104
5. Step 5: Solve for x
   x = 328,503,215,104/259,360
6. Step 6: Final answer
   x = 1,266,591.67