Finding the Fourth Proportional to 218,593.20, 301,659.72 and 123,101.52

Step by Step Solution

1. Step 1: Write the proportion equation
   218,593.20 : 301,659.72 = 123,101.52 : x
2. Step 2: Convert to fraction form
   218,593.20/301,659.72 = 123,101.52/x
3. Step 3: Cross multiply
   218,593.20x = 301,659.72 × 123,101.52
4. Step 4: Simplify right side
   218,593.20x = 37,134,770,054.77
5. Step 5: Solve for x
   x = 37,134,770,054.77/218,593.20
6. Step 6: Final answer
   x = 169,880.72