Finding the Fourth Proportional to 11,994, 16,551.72 and 7,026

Step by Step Solution

1. Step 1: Write the proportion equation
   11,994 : 16,551.72 = 7,026 : x
2. Step 2: Convert to fraction form
   11,994/16,551.72 = 7,026/x
3. Step 3: Cross multiply
   11,994x = 16,551.72 × 7,026
4. Step 4: Simplify right side
   11,994x = 116,292,384.72
5. Step 5: Solve for x
   x = 116,292,384.72/11,994
6. Step 6: Final answer
   x = 9,695.88