Finding the Fourth Proportional to 34,301.34, 51,468.09 and 12,131.46

Step by Step Solution

1. Step 1: Write the proportion equation
   34,301.34 : 51,468.09 = 12,131.46 : x
2. Step 2: Convert to fraction form
   34,301.34/51,468.09 = 12,131.46/x
3. Step 3: Cross multiply
   34,301.34x = 51,468.09 × 12,131.46
4. Step 4: Simplify right side
   34,301.34x = 624,383,075.11
5. Step 5: Solve for x
   x = 624,383,075.11/34,301.34
6. Step 6: Final answer
   x = 18,202.88