Finding the Fourth Proportional to 243,054.72, 335,434.41 and 134,180.37

Step by Step Solution

1. Step 1: Write the proportion equation
   243,054.72 : 335,434.41 = 134,180.37 : x
2. Step 2: Convert to fraction form
   243,054.72/335,434.41 = 134,180.37/x
3. Step 3: Cross multiply
   243,054.72x = 335,434.41 × 134,180.37
4. Step 4: Simplify right side
   243,054.72x = 45,008,713,244.53
5. Step 5: Solve for x
   x = 45,008,713,244.53/243,054.72
6. Step 6: Final answer
   x = 185,179.34