Finding the Fourth Proportional to 35,964.48, 53,802.18 and 31,086.48

Step by Step Solution

1. Step 1: Write the proportion equation
   35,964.48 : 53,802.18 = 31,086.48 : x
2. Step 2: Convert to fraction form
   35,964.48/53,802.18 = 31,086.48/x
3. Step 3: Cross multiply
   35,964.48x = 53,802.18 × 31,086.48
4. Step 4: Simplify right side
   35,964.48x = 1,672,520,392.53
5. Step 5: Solve for x
   x = 1,672,520,392.53/35,964.48
6. Step 6: Final answer
   x = 46,504.78