Finding the Fourth Proportional to 12,837.99, 17,715.15 and 7,459.02

Step by Step Solution

1. Step 1: Write the proportion equation
   12,837.99 : 17,715.15 = 7,459.02 : x
2. Step 2: Convert to fraction form
   12,837.99/17,715.15 = 7,459.02/x
3. Step 3: Cross multiply
   12,837.99x = 17,715.15 × 7,459.02
4. Step 4: Simplify right side
   12,837.99x = 132,137,658.15
5. Step 5: Solve for x
   x = 132,137,658.15/12,837.99
6. Step 6: Final answer
   x = 10,292.71