Finding the Third Proportional to 36,645 and 55,485

Step by Step Solution

1. Step 1: Write the proportion equation
   36,645 : 55,485 = 55,485 : x
2. Step 2: Convert to fraction form
   36,645/55,485 = 55,485/x
3. Step 3: Cross multiply
   36,645x = 55,485 × 55,485
4. Step 4: Simplify right side
   36,645x = 3,078,585,225
5. Step 5: Solve for x
   x = 3,078,585,225/36,645
6. Step 6: Final answer
   x = 84,011.06