Finding the Fourth Proportional to 12,994.81, 17,932.80 and 7,026.46

Step by Step Solution

1. Step 1: Write the proportion equation
   12,994.81 : 17,932.80 = 7,026.46 : x
2. Step 2: Convert to fraction form
   12,994.81/17,932.80 = 7,026.46/x
3. Step 3: Cross multiply
   12,994.81x = 17,932.80 × 7,026.46
4. Step 4: Simplify right side
   12,994.81x = 126,004,101.89
5. Step 5: Solve for x
   x = 126,004,101.89/12,994.81
6. Step 6: Final answer
   x = 9,696.49