Finding the Fourth Proportional to 123,164.55, 168,906.87 and 118,051.83

Step by Step Solution

1. Step 1: Write the proportion equation
   123,164.55 : 168,906.87 = 118,051.83 : x
2. Step 2: Convert to fraction form
   123,164.55/168,906.87 = 118,051.83/x
3. Step 3: Cross multiply
   123,164.55x = 168,906.87 × 118,051.83
4. Step 4: Simplify right side
   123,164.55x = 19,939,765,103.07
5. Step 5: Solve for x
   x = 19,939,765,103.07/123,164.55
6. Step 6: Final answer
   x = 161,895.33