Finding the Fourth Proportional to 54,118.96, 81,141.72 and 19,054

Step by Step Solution

1. Step 1: Write the proportion equation
   54,118.96 : 81,141.72 = 19,054 : x
2. Step 2: Convert to fraction form
   54,118.96/81,141.72 = 19,054/x
3. Step 3: Cross multiply
   54,118.96x = 81,141.72 × 19,054
4. Step 4: Simplify right side
   54,118.96x = 1,546,074,332.88
5. Step 5: Solve for x
   x = 1,546,074,332.88/54,118.96
6. Step 6: Final answer
   x = 28,568.07