Finding the Third Proportional to 54,477.56 and 117,561.38

Step by Step Solution

1. Step 1: Write the proportion equation
   54,477.56 : 117,561.38 = 117,561.38 : x
2. Step 2: Convert to fraction form
   54,477.56/117,561.38 = 117,561.38/x
3. Step 3: Cross multiply
   54,477.56x = 117,561.38 × 117,561.38
4. Step 4: Simplify right side
   54,477.56x = 13,820,676,891.89
5. Step 5: Solve for x
   x = 13,820,676,891.89/54,477.56
6. Step 6: Final answer
   x = 253,694.85