Finding the Fourth Proportional to 12,671.30, 17,484.86 and 7,005.66

Step by Step Solution

1. Step 1: Write the proportion equation
   12,671.30 : 17,484.86 = 7,005.66 : x
2. Step 2: Convert to fraction form
   12,671.30/17,484.86 = 7,005.66/x
3. Step 3: Cross multiply
   12,671.30x = 17,484.86 × 7,005.66
4. Step 4: Simplify right side
   12,671.30x = 122,492,984.31
5. Step 5: Solve for x
   x = 122,492,984.31/12,671.30
6. Step 6: Final answer
   x = 9,666.96