Finding the Fourth Proportional to 80,005.34, 110,407.42 and 43,707.28

Step by Step Solution

1. Step 1: Write the proportion equation
   80,005.34 : 110,407.42 = 43,707.28 : x
2. Step 2: Convert to fraction form
   80,005.34/110,407.42 = 43,707.28/x
3. Step 3: Cross multiply
   80,005.34x = 110,407.42 × 43,707.28
4. Step 4: Simplify right side
   80,005.34x = 4,825,608,020.02
5. Step 5: Solve for x
   x = 4,825,608,020.02/80,005.34
6. Step 6: Final answer
   x = 60,316.07