Finding the Third Proportional to 10,069 and 21,479.50

Step by Step Solution

1. Step 1: Write the proportion equation
   10,069 : 21,479.50 = 21,479.50 : x
2. Step 2: Convert to fraction form
   10,069/21,479.50 = 21,479.50/x
3. Step 3: Cross multiply
   10,069x = 21,479.50 × 21,479.50
4. Step 4: Simplify right side
   10,069x = 461,368,920.25
5. Step 5: Solve for x
   x = 461,368,920.25/10,069
6. Step 6: Final answer
   x = 45,820.73