Finding the Fourth Proportional to 34,747.56, 52,123.68 and 13,971

Step by Step Solution

1. Step 1: Write the proportion equation
   34,747.56 : 52,123.68 = 13,971 : x
2. Step 2: Convert to fraction form
   34,747.56/52,123.68 = 13,971/x
3. Step 3: Cross multiply
   34,747.56x = 52,123.68 × 13,971
4. Step 4: Simplify right side
   34,747.56x = 728,219,933.28
5. Step 5: Solve for x
   x = 728,219,933.28/34,747.56
6. Step 6: Final answer
   x = 20,957.44