Finding the Fourth Proportional to 202,568.42, 279,557.55 and 111,924.37

Step by Step Solution

1. Step 1: Write the proportion equation
   202,568.42 : 279,557.55 = 111,924.37 : x
2. Step 2: Convert to fraction form
   202,568.42/279,557.55 = 111,924.37/x
3. Step 3: Cross multiply
   202,568.42x = 279,557.55 × 111,924.37
4. Step 4: Simplify right side
   202,568.42x = 31,289,301,264.71
5. Step 5: Solve for x
   x = 31,289,301,264.71/202,568.42
6. Step 6: Final answer
   x = 154,462.88