Finding the Fourth Proportional to 159,341.34, 238,864.38 and 54,086.51

Step by Step Solution

1. Step 1: Write the proportion equation
   159,341.34 : 238,864.38 = 54,086.51 : x
2. Step 2: Convert to fraction form
   159,341.34/238,864.38 = 54,086.51/x
3. Step 3: Cross multiply
   159,341.34x = 238,864.38 × 54,086.51
4. Step 4: Simplify right side
   159,341.34x = 12,919,339,483.19
5. Step 5: Solve for x
   x = 12,919,339,483.19/159,341.34
6. Step 6: Final answer
   x = 81,079.65