Finding the Fourth Proportional to 12,501.83, 17,256.87 and 7,198.76

Step by Step Solution

1. Step 1: Write the proportion equation
   12,501.83 : 17,256.87 = 7,198.76 : x
2. Step 2: Convert to fraction form
   12,501.83/17,256.87 = 7,198.76/x
3. Step 3: Cross multiply
   12,501.83x = 17,256.87 × 7,198.76
4. Step 4: Simplify right side
   12,501.83x = 124,228,065.48
5. Step 5: Solve for x
   x = 124,228,065.48/12,501.83
6. Step 6: Final answer
   x = 9,936.79