Finding the Fourth Proportional to 126,826.71, 175,020.51 and 73,111.42

Step by Step Solution

1. Step 1: Write the proportion equation
   126,826.71 : 175,020.51 = 73,111.42 : x
2. Step 2: Convert to fraction form
   126,826.71/175,020.51 = 73,111.42/x
3. Step 3: Cross multiply
   126,826.71x = 175,020.51 × 73,111.42
4. Step 4: Simplify right side
   126,826.71x = 12,795,998,015.22
5. Step 5: Solve for x
   x = 12,795,998,015.22/126,826.71
6. Step 6: Final answer
   x = 100,893.56