Finding the Fourth Proportional to 3,131.34, 4,696.23 and 1,051.29

Step by Step Solution

1. Step 1: Write the proportion equation
   3,131.34 : 4,696.23 = 1,051.29 : x
2. Step 2: Convert to fraction form
   3,131.34/4,696.23 = 1,051.29/x
3. Step 3: Cross multiply
   3,131.34x = 4,696.23 × 1,051.29
4. Step 4: Simplify right side
   3,131.34x = 4,937,099.64
5. Step 5: Solve for x
   x = 4,937,099.64/3,131.34
6. Step 6: Final answer
   x = 1,576.67