Finding the Third Proportional to 3,973.50 and 7,191

Step by Step Solution

1. Step 1: Write the proportion equation
   3,973.50 : 7,191 = 7,191 : x
2. Step 2: Convert to fraction form
   3,973.50/7,191 = 7,191/x
3. Step 3: Cross multiply
   3,973.50x = 7,191 × 7,191
4. Step 4: Simplify right side
   3,973.50x = 51,710,481
5. Step 5: Solve for x
   x = 51,710,481/3,973.50
6. Step 6: Final answer
   x = 13,013.84