Finding the Fourth Proportional to 123,358.41, 185,111.44 and 113,320.08

Step by Step Solution

1. Step 1: Write the proportion equation
   123,358.41 : 185,111.44 = 113,320.08 : x
2. Step 2: Convert to fraction form
   123,358.41/185,111.44 = 113,320.08/x
3. Step 3: Cross multiply
   123,358.41x = 185,111.44 × 113,320.08
4. Step 4: Simplify right side
   123,358.41x = 20,976,843,189.72
5. Step 5: Solve for x
   x = 20,976,843,189.72/123,358.41
6. Step 6: Final answer
   x = 170,047.94