Finding the Fourth Proportional to 12,238.48, 16,891.72 and 7,459.98

Step by Step Solution

1. Step 1: Write the proportion equation
   12,238.48 : 16,891.72 = 7,459.98 : x
2. Step 2: Convert to fraction form
   12,238.48/16,891.72 = 7,459.98/x
3. Step 3: Cross multiply
   12,238.48x = 16,891.72 × 7,459.98
4. Step 4: Simplify right side
   12,238.48x = 126,011,893.37
5. Step 5: Solve for x
   x = 126,011,893.37/12,238.48
6. Step 6: Final answer
   x = 10,296.37