Finding the Fourth Proportional to 159,131.40, 238,667.94 and 64,356.54

Step by Step Solution

1. Step 1: Write the proportion equation
   159,131.40 : 238,667.94 = 64,356.54 : x
2. Step 2: Convert to fraction form
   159,131.40/238,667.94 = 64,356.54/x
3. Step 3: Cross multiply
   159,131.40x = 238,667.94 × 64,356.54
4. Step 4: Simplify right side
   159,131.40x = 15,359,842,827.33
5. Step 5: Solve for x
   x = 15,359,842,827.33/159,131.40
6. Step 6: Final answer
   x = 96,523.02