Finding the Third Proportional to 56,578.50 and 117,804.38

Step by Step Solution

1. Step 1: Write the proportion equation
   56,578.50 : 117,804.38 = 117,804.38 : x
2. Step 2: Convert to fraction form
   56,578.50/117,804.38 = 117,804.38/x
3. Step 3: Cross multiply
   56,578.50x = 117,804.38 × 117,804.38
4. Step 4: Simplify right side
   56,578.50x = 13,877,870,769.14
5. Step 5: Solve for x
   x = 13,877,870,769.14/56,578.50
6. Step 6: Final answer
   x = 245,285.24