Finding the Third Proportional to 256,350 and 560,944.50

Step by Step Solution

1. Step 1: Write the proportion equation
   256,350 : 560,944.50 = 560,944.50 : x
2. Step 2: Convert to fraction form
   256,350/560,944.50 = 560,944.50/x
3. Step 3: Cross multiply
   256,350x = 560,944.50 × 560,944.50
4. Step 4: Simplify right side
   256,350x = 314,658,732,080.25
5. Step 5: Solve for x
   x = 314,658,732,080.25/256,350
6. Step 6: Final answer
   x = 1,227,457.51