Finding the Third Proportional to 18,316.13 and 30,967.31

Step by Step Solution

1. Step 1: Write the proportion equation
   18,316.13 : 30,967.31 = 30,967.31 : x
2. Step 2: Convert to fraction form
   18,316.13/30,967.31 = 30,967.31/x
3. Step 3: Cross multiply
   18,316.13x = 30,967.31 × 30,967.31
4. Step 4: Simplify right side
   18,316.13x = 958,974,443.47
5. Step 5: Solve for x
   x = 958,974,443.47/18,316.13
6. Step 6: Final answer
   x = 52,356.84