Finding the Third Proportional to 19,958 and 29,059.50

Step by Step Solution

1. Step 1: Write the proportion equation
   19,958 : 29,059.50 = 29,059.50 : x
2. Step 2: Convert to fraction form
   19,958/29,059.50 = 29,059.50/x
3. Step 3: Cross multiply
   19,958x = 29,059.50 × 29,059.50
4. Step 4: Simplify right side
   19,958x = 844,454,540.25
5. Step 5: Solve for x
   x = 844,454,540.25/19,958
6. Step 6: Final answer
   x = 42,311.58