Finding the Third Proportional to 259,843.50 and 569,340

Step by Step Solution

1. Step 1: Write the proportion equation
   259,843.50 : 569,340 = 569,340 : x
2. Step 2: Convert to fraction form
   259,843.50/569,340 = 569,340/x
3. Step 3: Cross multiply
   259,843.50x = 569,340 × 569,340
4. Step 4: Simplify right side
   259,843.50x = 324,148,035,600
5. Step 5: Solve for x
   x = 324,148,035,600/259,843.50
6. Step 6: Final answer
   x = 1,247,474.10