Finding the Third Proportional to 13,191.75 and 19,435.50

Step by Step Solution

1. Step 1: Write the proportion equation
   13,191.75 : 19,435.50 = 19,435.50 : x
2. Step 2: Convert to fraction form
   13,191.75/19,435.50 = 19,435.50/x
3. Step 3: Cross multiply
   13,191.75x = 19,435.50 × 19,435.50
4. Step 4: Simplify right side
   13,191.75x = 377,738,660.25
5. Step 5: Solve for x
   x = 377,738,660.25/13,191.75
6. Step 6: Final answer
   x = 28,634.46