Finding the Fourth Proportional to 119,978.48, 165,571.62 and 69,016.52

Step by Step Solution

1. Step 1: Write the proportion equation
   119,978.48 : 165,571.62 = 69,016.52 : x
2. Step 2: Convert to fraction form
   119,978.48/165,571.62 = 69,016.52/x
3. Step 3: Cross multiply
   119,978.48x = 165,571.62 × 69,016.52
4. Step 4: Simplify right side
   119,978.48x = 11,427,177,023.16
5. Step 5: Solve for x
   x = 11,427,177,023.16/119,978.48
6. Step 6: Final answer
   x = 95,243.56