Finding the Third Proportional to 250,078.50 and 546,079.50

Step by Step Solution

1. Step 1: Write the proportion equation
   250,078.50 : 546,079.50 = 546,079.50 : x
2. Step 2: Convert to fraction form
   250,078.50/546,079.50 = 546,079.50/x
3. Step 3: Cross multiply
   250,078.50x = 546,079.50 × 546,079.50
4. Step 4: Simplify right side
   250,078.50x = 298,202,820,320.25
5. Step 5: Solve for x
   x = 298,202,820,320.25/250,078.50
6. Step 6: Final answer
   x = 1,192,436.86