Finding the Third Proportional to 155,854.50 and 335,548.50

Step by Step Solution

1. Step 1: Write the proportion equation
   155,854.50 : 335,548.50 = 335,548.50 : x
2. Step 2: Convert to fraction form
   155,854.50/335,548.50 = 335,548.50/x
3. Step 3: Cross multiply
   155,854.50x = 335,548.50 × 335,548.50
4. Step 4: Simplify right side
   155,854.50x = 112,592,795,852.25
5. Step 5: Solve for x
   x = 112,592,795,852.25/155,854.50
6. Step 6: Final answer
   x = 722,422.49