Finding the Third Proportional to 12,124.50 and 19,280.25

Step by Step Solution

1. Step 1: Write the proportion equation
   12,124.50 : 19,280.25 = 19,280.25 : x
2. Step 2: Convert to fraction form
   12,124.50/19,280.25 = 19,280.25/x
3. Step 3: Cross multiply
   12,124.50x = 19,280.25 × 19,280.25
4. Step 4: Simplify right side
   12,124.50x = 371,728,040.06
5. Step 5: Solve for x
   x = 371,728,040.06/12,124.50
6. Step 6: Final answer
   x = 30,659.25