Finding the Fourth Proportional to 12,039.30, 16,612.92 and 7,001.82

Step by Step Solution

1. Step 1: Write the proportion equation
   12,039.30 : 16,612.92 = 7,001.82 : x
2. Step 2: Convert to fraction form
   12,039.30/16,612.92 = 7,001.82/x
3. Step 3: Cross multiply
   12,039.30x = 16,612.92 × 7,001.82
4. Step 4: Simplify right side
   12,039.30x = 116,320,675.51
5. Step 5: Solve for x
   x = 116,320,675.51/12,039.30
6. Step 6: Final answer
   x = 9,661.75