Finding the Third Proportional to 72,580 and 155,002

Step by Step Solution

1. Step 1: Write the proportion equation
   72,580 : 155,002 = 155,002 : x
2. Step 2: Convert to fraction form
   72,580/155,002 = 155,002/x
3. Step 3: Cross multiply
   72,580x = 155,002 × 155,002
4. Step 4: Simplify right side
   72,580x = 24,025,620,004
5. Step 5: Solve for x
   x = 24,025,620,004/72,580
6. Step 6: Final answer
   x = 331,022.60