Finding the Third Proportional to 45,124 and 99,000

Step by Step Solution

1. Step 1: Write the proportion equation
   45,124 : 99,000 = 99,000 : x
2. Step 2: Convert to fraction form
   45,124/99,000 = 99,000/x
3. Step 3: Cross multiply
   45,124x = 99,000 × 99,000
4. Step 4: Simplify right side
   45,124x = 9,801,000,000
5. Step 5: Solve for x
   x = 9,801,000,000/45,124
6. Step 6: Final answer
   x = 217,201.49