Finding the Third Proportional to 13,695 and 30,090

Step by Step Solution

1. Step 1: Write the proportion equation
   13,695 : 30,090 = 30,090 : x
2. Step 2: Convert to fraction form
   13,695/30,090 = 30,090/x
3. Step 3: Cross multiply
   13,695x = 30,090 × 30,090
4. Step 4: Simplify right side
   13,695x = 905,408,100
5. Step 5: Solve for x
   x = 905,408,100/13,695
6. Step 6: Final answer
   x = 66,112.31