Finding the Fourth Proportional to 35,967.62, 53,951.94 and 13,782.12

Step by Step Solution

1. Step 1: Write the proportion equation
   35,967.62 : 53,951.94 = 13,782.12 : x
2. Step 2: Convert to fraction form
   35,967.62/53,951.94 = 13,782.12/x
3. Step 3: Cross multiply
   35,967.62x = 53,951.94 × 13,782.12
4. Step 4: Simplify right side
   35,967.62x = 743,572,111.31
5. Step 5: Solve for x
   x = 743,572,111.31/35,967.62
6. Step 6: Final answer
   x = 20,673.38