Finding the Fourth Proportional to 123,162.58, 169,964.08 and 66,573.82

Step by Step Solution

1. Step 1: Write the proportion equation
   123,162.58 : 169,964.08 = 66,573.82 : x
2. Step 2: Convert to fraction form
   123,162.58/169,964.08 = 66,573.82/x
3. Step 3: Cross multiply
   123,162.58x = 169,964.08 × 66,573.82
4. Step 4: Simplify right side
   123,162.58x = 11,315,158,068.39
5. Step 5: Solve for x
   x = 11,315,158,068.39/123,162.58
6. Step 6: Final answer
   x = 91,871.72