Finding the Fourth Proportional to 50,942.16, 70,301 and 28,585.68

Step by Step Solution

1. Step 1: Write the proportion equation
   50,942.16 : 70,301 = 28,585.68 : x
2. Step 2: Convert to fraction form
   50,942.16/70,301 = 28,585.68/x
3. Step 3: Cross multiply
   50,942.16x = 70,301 × 28,585.68
4. Step 4: Simplify right side
   50,942.16x = 2,009,601,889.68
5. Step 5: Solve for x
   x = 2,009,601,889.68/50,942.16
6. Step 6: Final answer
   x = 39,448.70