Finding the Fourth Proportional to 223,426, 308,327.88 and 122,824

Step by Step Solution

1. Step 1: Write the proportion equation
   223,426 : 308,327.88 = 122,824 : x
2. Step 2: Convert to fraction form
   223,426/308,327.88 = 122,824/x
3. Step 3: Cross multiply
   223,426x = 308,327.88 × 122,824
4. Step 4: Simplify right side
   223,426x = 37,870,063,533.12
5. Step 5: Solve for x
   x = 37,870,063,533.12/223,426
6. Step 6: Final answer
   x = 169,497.12