Finding the Third Proportional to 155,968.50 and 228,120

Step by Step Solution

1. Step 1: Write the proportion equation
   155,968.50 : 228,120 = 228,120 : x
2. Step 2: Convert to fraction form
   155,968.50/228,120 = 228,120/x
3. Step 3: Cross multiply
   155,968.50x = 228,120 × 228,120
4. Step 4: Simplify right side
   155,968.50x = 52,038,734,400
5. Step 5: Solve for x
   x = 52,038,734,400/155,968.50
6. Step 6: Final answer
   x = 333,649.00