Finding the Third Proportional to 155,607 and 228,510

Step by Step Solution

1. Step 1: Write the proportion equation
   155,607 : 228,510 = 228,510 : x
2. Step 2: Convert to fraction form
   155,607/228,510 = 228,510/x
3. Step 3: Cross multiply
   155,607x = 228,510 × 228,510
4. Step 4: Simplify right side
   155,607x = 52,216,820,100
5. Step 5: Solve for x
   x = 52,216,820,100/155,607
6. Step 6: Final answer
   x = 335,568.58