Finding the Fourth Proportional to 113,826.32, 170,758.04 and 42,754.52

Step by Step Solution

1. Step 1: Write the proportion equation
   113,826.32 : 170,758.04 = 42,754.52 : x
2. Step 2: Convert to fraction form
   113,826.32/170,758.04 = 42,754.52/x
3. Step 3: Cross multiply
   113,826.32x = 170,758.04 × 42,754.52
4. Step 4: Simplify right side
   113,826.32x = 7,300,678,036.34
5. Step 5: Solve for x
   x = 7,300,678,036.34/113,826.32
6. Step 6: Final answer
   x = 64,138.75