Finding the Third Proportional to 12,100 and 19,015

Step by Step Solution

1. Step 1: Write the proportion equation
   12,100 : 19,015 = 19,015 : x
2. Step 2: Convert to fraction form
   12,100/19,015 = 19,015/x
3. Step 3: Cross multiply
   12,100x = 19,015 × 19,015
4. Step 4: Simplify right side
   12,100x = 361,570,225
5. Step 5: Solve for x
   x = 361,570,225/12,100
6. Step 6: Final answer
   x = 29,881.84