Finding the Third Proportional to 17,616 and 38,512.50

Step by Step Solution

1. Step 1: Write the proportion equation
   17,616 : 38,512.50 = 38,512.50 : x
2. Step 2: Convert to fraction form
   17,616/38,512.50 = 38,512.50/x
3. Step 3: Cross multiply
   17,616x = 38,512.50 × 38,512.50
4. Step 4: Simplify right side
   17,616x = 1,483,212,656.25
5. Step 5: Solve for x
   x = 1,483,212,656.25/17,616
6. Step 6: Final answer
   x = 84,196.90