Finding the Fourth Proportional to 502,504.56, 753,739.83 and 123,424.56

Step by Step Solution

1. Step 1: Write the proportion equation
   502,504.56 : 753,739.83 = 123,424.56 : x
2. Step 2: Convert to fraction form
   502,504.56/753,739.83 = 123,424.56/x
3. Step 3: Cross multiply
   502,504.56x = 753,739.83 × 123,424.56
4. Step 4: Simplify right side
   502,504.56x = 93,030,006,872.22
5. Step 5: Solve for x
   x = 93,030,006,872.22/502,504.56
6. Step 6: Final answer
   x = 185,132.66