Finding the Fourth Proportional to 12,607.34, 17,397.86 and 6,941.79

Step by Step Solution

1. Step 1: Write the proportion equation
   12,607.34 : 17,397.86 = 6,941.79 : x
2. Step 2: Convert to fraction form
   12,607.34/17,397.86 = 6,941.79/x
3. Step 3: Cross multiply
   12,607.34x = 17,397.86 × 6,941.79
4. Step 4: Simplify right side
   12,607.34x = 120,772,255.86
5. Step 5: Solve for x
   x = 120,772,255.86/12,607.34
6. Step 6: Final answer
   x = 9,579.52