Finding the Fourth Proportional to 12,349.83, 17,046.05 and 7,631.44

Step by Step Solution

1. Step 1: Write the proportion equation
   12,349.83 : 17,046.05 = 7,631.44 : x
2. Step 2: Convert to fraction form
   12,349.83/17,046.05 = 7,631.44/x
3. Step 3: Cross multiply
   12,349.83x = 17,046.05 × 7,631.44
4. Step 4: Simplify right side
   12,349.83x = 130,085,926.89
5. Step 5: Solve for x
   x = 130,085,926.89/12,349.83
6. Step 6: Final answer
   x = 10,533.42