Finding the Third Proportional to 55,355.63 and 85,949.44

Step by Step Solution

1. Step 1: Write the proportion equation
   55,355.63 : 85,949.44 = 85,949.44 : x
2. Step 2: Convert to fraction form
   55,355.63/85,949.44 = 85,949.44/x
3. Step 3: Cross multiply
   55,355.63x = 85,949.44 × 85,949.44
4. Step 4: Simplify right side
   55,355.63x = 7,387,305,806.57
5. Step 5: Solve for x
   x = 7,387,305,806.57/55,355.63
6. Step 6: Final answer
   x = 133,451.76