Finding the Third Proportional to 36,615 and 55,328

Step by Step Solution

1. Step 1: Write the proportion equation
   36,615 : 55,328 = 55,328 : x
2. Step 2: Convert to fraction form
   36,615/55,328 = 55,328/x
3. Step 3: Cross multiply
   36,615x = 55,328 × 55,328
4. Step 4: Simplify right side
   36,615x = 3,061,187,584
5. Step 5: Solve for x
   x = 3,061,187,584/36,615
6. Step 6: Final answer
   x = 83,604.74