Finding the Fourth Proportional to 81,923.46, 113,019.12 and 46,979.52

Step by Step Solution

1. Step 1: Write the proportion equation
   81,923.46 : 113,019.12 = 46,979.52 : x
2. Step 2: Convert to fraction form
   81,923.46/113,019.12 = 46,979.52/x
3. Step 3: Cross multiply
   81,923.46x = 113,019.12 × 46,979.52
4. Step 4: Simplify right side
   81,923.46x = 5,309,584,008.42
5. Step 5: Solve for x
   x = 5,309,584,008.42/81,923.46
6. Step 6: Final answer
   x = 64,811.52