Finding the Third Proportional to 13,890 and 30,084

Step by Step Solution

1. Step 1: Write the proportion equation
   13,890 : 30,084 = 30,084 : x
2. Step 2: Convert to fraction form
   13,890/30,084 = 30,084/x
3. Step 3: Cross multiply
   13,890x = 30,084 × 30,084
4. Step 4: Simplify right side
   13,890x = 905,047,056
5. Step 5: Solve for x
   x = 905,047,056/13,890
6. Step 6: Final answer
   x = 65,158.18