Finding the Third Proportional to 155,139.75 and 237,222

Step by Step Solution

1. Step 1: Write the proportion equation
   155,139.75 : 237,222 = 237,222 : x
2. Step 2: Convert to fraction form
   155,139.75/237,222 = 237,222/x
3. Step 3: Cross multiply
   155,139.75x = 237,222 × 237,222
4. Step 4: Simplify right side
   155,139.75x = 56,274,277,284
5. Step 5: Solve for x
   x = 56,274,277,284/155,139.75
6. Step 6: Final answer
   x = 362,732.81