Finding the Third Proportional to 4,346 and 9,488.50

Step by Step Solution

1. Step 1: Write the proportion equation
   4,346 : 9,488.50 = 9,488.50 : x
2. Step 2: Convert to fraction form
   4,346/9,488.50 = 9,488.50/x
3. Step 3: Cross multiply
   4,346x = 9,488.50 × 9,488.50
4. Step 4: Simplify right side
   4,346x = 90,031,632.25
5. Step 5: Solve for x
   x = 90,031,632.25/4,346
6. Step 6: Final answer
   x = 20,715.98