Finding the Third Proportional to 15,918.38 and 34,282.50

Step by Step Solution

1. Step 1: Write the proportion equation
   15,918.38 : 34,282.50 = 34,282.50 : x
2. Step 2: Convert to fraction form
   15,918.38/34,282.50 = 34,282.50/x
3. Step 3: Cross multiply
   15,918.38x = 34,282.50 × 34,282.50
4. Step 4: Simplify right side
   15,918.38x = 1,175,289,806.25
5. Step 5: Solve for x
   x = 1,175,289,806.25/15,918.38
6. Step 6: Final answer
   x = 73,832.27