Finding the Fourth Proportional to 7,066.72, 10,600.80 and 1,872.59

Step by Step Solution

1. Step 1: Write the proportion equation
   7,066.72 : 10,600.80 = 1,872.59 : x
2. Step 2: Convert to fraction form
   7,066.72/10,600.80 = 1,872.59/x
3. Step 3: Cross multiply
   7,066.72x = 10,600.80 × 1,872.59
4. Step 4: Simplify right side
   7,066.72x = 19,850,952.07
5. Step 5: Solve for x
   x = 19,850,952.07/7,066.72
6. Step 6: Final answer
   x = 2,809.08