Finding the Fourth Proportional to 50,477.16, 69,629.58 and 31,581.48

Step by Step Solution

1. Step 1: Write the proportion equation
   50,477.16 : 69,629.58 = 31,581.48 : x
2. Step 2: Convert to fraction form
   50,477.16/69,629.58 = 31,581.48/x
3. Step 3: Cross multiply
   50,477.16x = 69,629.58 × 31,581.48
4. Step 4: Simplify right side
   50,477.16x = 2,199,005,188.18
5. Step 5: Solve for x
   x = 2,199,005,188.18/50,477.16
6. Step 6: Final answer
   x = 43,564.36