Finding the Third Proportional to 36,870.19 and 55,616.63

Step by Step Solution

1. Step 1: Write the proportion equation
   36,870.19 : 55,616.63 = 55,616.63 : x
2. Step 2: Convert to fraction form
   36,870.19/55,616.63 = 55,616.63/x
3. Step 3: Cross multiply
   36,870.19x = 55,616.63 × 55,616.63
4. Step 4: Simplify right side
   36,870.19x = 3,093,208,976.39
5. Step 5: Solve for x
   x = 3,093,208,976.39/36,870.19
6. Step 6: Final answer
   x = 83,894.58