Finding the Third Proportional to 54,619.50 and 118,581

Step by Step Solution

1. Step 1: Write the proportion equation
   54,619.50 : 118,581 = 118,581 : x
2. Step 2: Convert to fraction form
   54,619.50/118,581 = 118,581/x
3. Step 3: Cross multiply
   54,619.50x = 118,581 × 118,581
4. Step 4: Simplify right side
   54,619.50x = 14,061,453,561
5. Step 5: Solve for x
   x = 14,061,453,561/54,619.50
6. Step 6: Final answer
   x = 257,443.84