Finding the Third Proportional to 155,222.25 and 340,925.25

Step by Step Solution

1. Step 1: Write the proportion equation
   155,222.25 : 340,925.25 = 340,925.25 : x
2. Step 2: Convert to fraction form
   155,222.25/340,925.25 = 340,925.25/x
3. Step 3: Cross multiply
   155,222.25x = 340,925.25 × 340,925.25
4. Step 4: Simplify right side
   155,222.25x = 116,230,026,087.56
5. Step 5: Solve for x
   x = 116,230,026,087.56/155,222.25
6. Step 6: Final answer
   x = 748,797.46