Finding the Fourth Proportional to 31,926.72, 47,846.16 and 16,311.72

Step by Step Solution

1. Step 1: Write the proportion equation
   31,926.72 : 47,846.16 = 16,311.72 : x
2. Step 2: Convert to fraction form
   31,926.72/47,846.16 = 16,311.72/x
3. Step 3: Cross multiply
   31,926.72x = 47,846.16 × 16,311.72
4. Step 4: Simplify right side
   31,926.72x = 780,453,165.00
5. Step 5: Solve for x
   x = 780,453,165.00/31,926.72
6. Step 6: Final answer
   x = 24,445.14