Finding the Fourth Proportional to 12,746.83, 17,591.72 and 7,443.34

Step by Step Solution

1. Step 1: Write the proportion equation
   12,746.83 : 17,591.72 = 7,443.34 : x
2. Step 2: Convert to fraction form
   12,746.83/17,591.72 = 7,443.34/x
3. Step 3: Cross multiply
   12,746.83x = 17,591.72 × 7,443.34
4. Step 4: Simplify right side
   12,746.83x = 130,941,153.14
5. Step 5: Solve for x
   x = 130,941,153.14/12,746.83
6. Step 6: Final answer
   x = 10,272.45