Finding the Fourth Proportional to 12,697.89, 17,522.78 and 7,032.28

Step by Step Solution

1. Step 1: Write the proportion equation
   12,697.89 : 17,522.78 = 7,032.28 : x
2. Step 2: Convert to fraction form
   12,697.89/17,522.78 = 7,032.28/x
3. Step 3: Cross multiply
   12,697.89x = 17,522.78 × 7,032.28
4. Step 4: Simplify right side
   12,697.89x = 123,225,095.34
5. Step 5: Solve for x
   x = 123,225,095.34/12,697.89
6. Step 6: Final answer
   x = 9,704.38