Finding the Fourth Proportional to 50,469.63, 69,649.92 and 31,359.93

Step by Step Solution

1. Step 1: Write the proportion equation
   50,469.63 : 69,649.92 = 31,359.93 : x
2. Step 2: Convert to fraction form
   50,469.63/69,649.92 = 31,359.93/x
3. Step 3: Cross multiply
   50,469.63x = 69,649.92 × 31,359.93
4. Step 4: Simplify right side
   50,469.63x = 2,184,216,615.71
5. Step 5: Solve for x
   x = 2,184,216,615.71/50,469.63
6. Step 6: Final answer
   x = 43,277.84