Finding the Fourth Proportional to 119,570.66, 165,008.56 and 65,857.52

Step by Step Solution

1. Step 1: Write the proportion equation
   119,570.66 : 165,008.56 = 65,857.52 : x
2. Step 2: Convert to fraction form
   119,570.66/165,008.56 = 65,857.52/x
3. Step 3: Cross multiply
   119,570.66x = 165,008.56 × 65,857.52
4. Step 4: Simplify right side
   119,570.66x = 10,867,054,540.37
5. Step 5: Solve for x
   x = 10,867,054,540.37/119,570.66
6. Step 6: Final answer
   x = 90,883.96