Finding the Fourth Proportional to 12,998.77, 17,938.25 and 7,333.52

Step by Step Solution

1. Step 1: Write the proportion equation
   12,998.77 : 17,938.25 = 7,333.52 : x
2. Step 2: Convert to fraction form
   12,998.77/17,938.25 = 7,333.52/x
3. Step 3: Cross multiply
   12,998.77x = 17,938.25 × 7,333.52
4. Step 4: Simplify right side
   12,998.77x = 131,550,425.45
5. Step 5: Solve for x
   x = 131,550,425.45/12,998.77
6. Step 6: Final answer
   x = 10,120.22