Finding the Fourth Proportional to 243,074.81, 335,443.31 and 134,179.22

Step by Step Solution

1. Step 1: Write the proportion equation
   243,074.81 : 335,443.31 = 134,179.22 : x
2. Step 2: Convert to fraction form
   243,074.81/335,443.31 = 134,179.22/x
3. Step 3: Cross multiply
   243,074.81x = 335,443.31 × 134,179.22
4. Step 4: Simplify right side
   243,074.81x = 45,009,521,690.02
5. Step 5: Solve for x
   x = 45,009,521,690.02/243,074.81
6. Step 6: Final answer
   x = 185,167.36