Finding the Fourth Proportional to 12,042.84, 16,624.69 and 7,005.22

Step by Step Solution

1. Step 1: Write the proportion equation
   12,042.84 : 16,624.69 = 7,005.22 : x
2. Step 2: Convert to fraction form
   12,042.84/16,624.69 = 7,005.22/x
3. Step 3: Cross multiply
   12,042.84x = 16,624.69 × 7,005.22
4. Step 4: Simplify right side
   12,042.84x = 116,459,610.88
5. Step 5: Solve for x
   x = 116,459,610.88/12,042.84
6. Step 6: Final answer
   x = 9,670.45