Finding the Fourth Proportional to 12,402, 17,109.89 and 7,093.98

Step by Step Solution

1. Step 1: Write the proportion equation
   12,402 : 17,109.89 = 7,093.98 : x
2. Step 2: Convert to fraction form
   12,402/17,109.89 = 7,093.98/x
3. Step 3: Cross multiply
   12,402x = 17,109.89 × 7,093.98
4. Step 4: Simplify right side
   12,402x = 121,377,181.99
5. Step 5: Solve for x
   x = 121,377,181.99/12,402
6. Step 6: Final answer
   x = 9,786.90