Finding the Third Proportional to 19,329 and 31,393.50

Step by Step Solution

1. Step 1: Write the proportion equation
   19,329 : 31,393.50 = 31,393.50 : x
2. Step 2: Convert to fraction form
   19,329/31,393.50 = 31,393.50/x
3. Step 3: Cross multiply
   19,329x = 31,393.50 × 31,393.50
4. Step 4: Simplify right side
   19,329x = 985,551,842.25
5. Step 5: Solve for x
   x = 985,551,842.25/19,329
6. Step 6: Final answer
   x = 50,988.25