Finding the Third Proportional to 9,998.50 and 22,011.50

Step by Step Solution

1. Step 1: Write the proportion equation
   9,998.50 : 22,011.50 = 22,011.50 : x
2. Step 2: Convert to fraction form
   9,998.50/22,011.50 = 22,011.50/x
3. Step 3: Cross multiply
   9,998.50x = 22,011.50 × 22,011.50
4. Step 4: Simplify right side
   9,998.50x = 484,506,132.25
5. Step 5: Solve for x
   x = 484,506,132.25/9,998.50
6. Step 6: Final answer
   x = 48,457.88