Finding the Third Proportional to 250,612.50 and 584,783.50

Step by Step Solution

1. Step 1: Write the proportion equation
   250,612.50 : 584,783.50 = 584,783.50 : x
2. Step 2: Convert to fraction form
   250,612.50/584,783.50 = 584,783.50/x
3. Step 3: Cross multiply
   250,612.50x = 584,783.50 × 584,783.50
4. Step 4: Simplify right side
   250,612.50x = 341,971,741,872.25
5. Step 5: Solve for x
   x = 341,971,741,872.25/250,612.50
6. Step 6: Final answer
   x = 1,364,543.84