Finding the Fourth Proportional to 223,784.56, 308,821.98 and 123,182.56

Step by Step Solution

1. Step 1: Write the proportion equation
   223,784.56 : 308,821.98 = 123,182.56 : x
2. Step 2: Convert to fraction form
   223,784.56/308,821.98 = 123,182.56/x
3. Step 3: Cross multiply
   223,784.56x = 308,821.98 × 123,182.56
4. Step 4: Simplify right side
   223,784.56x = 38,041,482,080.67
5. Step 5: Solve for x
   x = 38,041,482,080.67/223,784.56
6. Step 6: Final answer
   x = 169,991.54