Finding the Fourth Proportional to 105,708.72, 158,614.80 and 46,536.96

Step by Step Solution

1. Step 1: Write the proportion equation
   105,708.72 : 158,614.80 = 46,536.96 : x
2. Step 2: Convert to fraction form
   105,708.72/158,614.80 = 46,536.96/x
3. Step 3: Cross multiply
   105,708.72x = 158,614.80 × 46,536.96
4. Step 4: Simplify right side
   105,708.72x = 7,381,450,603.01
5. Step 5: Solve for x
   x = 7,381,450,603.01/105,708.72
6. Step 6: Final answer
   x = 69,828.21