Finding the Third Proportional to 569,792.50 and 1,215,857

Step by Step Solution

1. Step 1: Write the proportion equation
   569,792.50 : 1,215,857 = 1,215,857 : x
2. Step 2: Convert to fraction form
   569,792.50/1,215,857 = 1,215,857/x
3. Step 3: Cross multiply
   569,792.50x = 1,215,857 × 1,215,857
4. Step 4: Simplify right side
   569,792.50x = 1,478,308,244,449
5. Step 5: Solve for x
   x = 1,478,308,244,449/569,792.50
6. Step 6: Final answer
   x = 2,594,467.71