Finding the Third Proportional to 12,091.50 and 19,236.38

Step by Step Solution

1. Step 1: Write the proportion equation
   12,091.50 : 19,236.38 = 19,236.38 : x
2. Step 2: Convert to fraction form
   12,091.50/19,236.38 = 19,236.38/x
3. Step 3: Cross multiply
   12,091.50x = 19,236.38 × 19,236.38
4. Step 4: Simplify right side
   12,091.50x = 370,038,123.14
5. Step 5: Solve for x
   x = 370,038,123.14/12,091.50
6. Step 6: Final answer
   x = 30,603.16