Finding the Fourth Proportional to 12,607.34, 17,397.96 and 7,018.34

Step by Step Solution

1. Step 1: Write the proportion equation
   12,607.34 : 17,397.96 = 7,018.34 : x
2. Step 2: Convert to fraction form
   12,607.34/17,397.96 = 7,018.34/x
3. Step 3: Cross multiply
   12,607.34x = 17,397.96 × 7,018.34
4. Step 4: Simplify right side
   12,607.34x = 122,104,798.59
5. Step 5: Solve for x
   x = 122,104,798.59/12,607.34
6. Step 6: Final answer
   x = 9,685.22