Finding the Fourth Proportional to 34,379.56, 51,523.98 and 13,591.72

Step by Step Solution

1. Step 1: Write the proportion equation
   34,379.56 : 51,523.98 = 13,591.72 : x
2. Step 2: Convert to fraction form
   34,379.56/51,523.98 = 13,591.72/x
3. Step 3: Cross multiply
   34,379.56x = 51,523.98 × 13,591.72
4. Step 4: Simplify right side
   34,379.56x = 700,299,509.45
5. Step 5: Solve for x
   x = 700,299,509.45/34,379.56
6. Step 6: Final answer
   x = 20,369.65