Finding the Fourth Proportional to 223,635, 308,616.30 and 123,030.84

Step by Step Solution

1. Step 1: Write the proportion equation
   223,635 : 308,616.30 = 123,030.84 : x
2. Step 2: Convert to fraction form
   223,635/308,616.30 = 123,030.84/x
3. Step 3: Cross multiply
   223,635x = 308,616.30 × 123,030.84
4. Step 4: Simplify right side
   223,635x = 37,969,322,626.69
5. Step 5: Solve for x
   x = 37,969,322,626.69/223,635
6. Step 6: Final answer
   x = 169,782.56