Finding the Third Proportional to 99,422 and 150,580

Step by Step Solution

1. Step 1: Write the proportion equation
   99,422 : 150,580 = 150,580 : x
2. Step 2: Convert to fraction form
   99,422/150,580 = 150,580/x
3. Step 3: Cross multiply
   99,422x = 150,580 × 150,580
4. Step 4: Simplify right side
   99,422x = 22,674,336,400
5. Step 5: Solve for x
   x = 22,674,336,400/99,422
6. Step 6: Final answer
   x = 228,061.56