Finding the Fourth Proportional to 154,503.82, 213,236.87 and 111,622.03

Step by Step Solution

1. Step 1: Write the proportion equation
   154,503.82 : 213,236.87 = 111,622.03 : x
2. Step 2: Convert to fraction form
   154,503.82/213,236.87 = 111,622.03/x
3. Step 3: Cross multiply
   154,503.82x = 213,236.87 × 111,622.03
4. Step 4: Simplify right side
   154,503.82x = 23,801,932,300.25
5. Step 5: Solve for x
   x = 23,801,932,300.25/154,503.82
6. Step 6: Final answer
   x = 154,054.01