Finding the Third Proportional to 155,458.50 and 236,229

Step by Step Solution

1. Step 1: Write the proportion equation
   155,458.50 : 236,229 = 236,229 : x
2. Step 2: Convert to fraction form
   155,458.50/236,229 = 236,229/x
3. Step 3: Cross multiply
   155,458.50x = 236,229 × 236,229
4. Step 4: Simplify right side
   155,458.50x = 55,804,140,441
5. Step 5: Solve for x
   x = 55,804,140,441/155,458.50
6. Step 6: Final answer
   x = 358,964.87