Finding the Fourth Proportional to 52,097.96, 71,871.36 and 30,865.16

Step by Step Solution

1. Step 1: Write the proportion equation
   52,097.96 : 71,871.36 = 30,865.16 : x
2. Step 2: Convert to fraction form
   52,097.96/71,871.36 = 30,865.16/x
3. Step 3: Cross multiply
   52,097.96x = 71,871.36 × 30,865.16
4. Step 4: Simplify right side
   52,097.96x = 2,218,321,025.82
5. Step 5: Solve for x
   x = 2,218,321,025.82/52,097.96
6. Step 6: Final answer
   x = 42,579.81