Finding the Fourth Proportional to 33,697.47, 50,559.30 and 13,971

Step by Step Solution

1. Step 1: Write the proportion equation
   33,697.47 : 50,559.30 = 13,971 : x
2. Step 2: Convert to fraction form
   33,697.47/50,559.30 = 13,971/x
3. Step 3: Cross multiply
   33,697.47x = 50,559.30 × 13,971
4. Step 4: Simplify right side
   33,697.47x = 706,363,980.30
5. Step 5: Solve for x
   x = 706,363,980.30/33,697.47
6. Step 6: Final answer
   x = 20,961.93