Finding the Fourth Proportional to 223,333.69, 308,200.49 and 122,731.69

Step by Step Solution

1. Step 1: Write the proportion equation
   223,333.69 : 308,200.49 = 122,731.69 : x
2. Step 2: Convert to fraction form
   223,333.69/308,200.49 = 122,731.69/x
3. Step 3: Cross multiply
   223,333.69x = 308,200.49 × 122,731.69
4. Step 4: Simplify right side
   223,333.69x = 37,825,966,532.86
5. Step 5: Solve for x
   x = 37,825,966,532.86/223,333.69
6. Step 6: Final answer
   x = 169,369.73