Finding the Third Proportional to 13,720.50 and 30,114

Step by Step Solution

1. Step 1: Write the proportion equation
   13,720.50 : 30,114 = 30,114 : x
2. Step 2: Convert to fraction form
   13,720.50/30,114 = 30,114/x
3. Step 3: Cross multiply
   13,720.50x = 30,114 × 30,114
4. Step 4: Simplify right side
   13,720.50x = 906,852,996
5. Step 5: Solve for x
   x = 906,852,996/13,720.50
6. Step 6: Final answer
   x = 66,094.75