Finding the Fourth Proportional to 34,504.06, 51,743.37 and 12,311.50

Step by Step Solution

1. Step 1: Write the proportion equation
   34,504.06 : 51,743.37 = 12,311.50 : x
2. Step 2: Convert to fraction form
   34,504.06/51,743.37 = 12,311.50/x
3. Step 3: Cross multiply
   34,504.06x = 51,743.37 × 12,311.50
4. Step 4: Simplify right side
   34,504.06x = 637,038,499.76
5. Step 5: Solve for x
   x = 637,038,499.76/34,504.06
6. Step 6: Final answer
   x = 18,462.71