Finding the Third Proportional to 55,382.50 and 118,640

Step by Step Solution

1. Step 1: Write the proportion equation
   55,382.50 : 118,640 = 118,640 : x
2. Step 2: Convert to fraction form
   55,382.50/118,640 = 118,640/x
3. Step 3: Cross multiply
   55,382.50x = 118,640 × 118,640
4. Step 4: Simplify right side
   55,382.50x = 14,075,449,600
5. Step 5: Solve for x
   x = 14,075,449,600/55,382.50
6. Step 6: Final answer
   x = 254,149.77