Finding the Fourth Proportional to 7,191.89, 10,790.43 and 2,512.59

Step by Step Solution

1. Step 1: Write the proportion equation
   7,191.89 : 10,790.43 = 2,512.59 : x
2. Step 2: Convert to fraction form
   7,191.89/10,790.43 = 2,512.59/x
3. Step 3: Cross multiply
   7,191.89x = 10,790.43 × 2,512.59
4. Step 4: Simplify right side
   7,191.89x = 27,111,917.09
5. Step 5: Solve for x
   x = 27,111,917.09/7,191.89
6. Step 6: Final answer
   x = 3,769.79