Finding the Fourth Proportional to 220,372.02, 304,131.83 and 123,574.33

Step by Step Solution

1. Step 1: Write the proportion equation
   220,372.02 : 304,131.83 = 123,574.33 : x
2. Step 2: Convert to fraction form
   220,372.02/304,131.83 = 123,574.33/x
3. Step 3: Cross multiply
   220,372.02x = 304,131.83 × 123,574.33
4. Step 4: Simplify right side
   220,372.02x = 37,582,887,123.92
5. Step 5: Solve for x
   x = 37,582,887,123.92/220,372.02
6. Step 6: Final answer
   x = 170,542.92