Finding the Fourth Proportional to 5,070.42, 7,609.27 and 1,786.27

Step by Step Solution

1. Step 1: Write the proportion equation
   5,070.42 : 7,609.27 = 1,786.27 : x
2. Step 2: Convert to fraction form
   5,070.42/7,609.27 = 1,786.27/x
3. Step 3: Cross multiply
   5,070.42x = 7,609.27 × 1,786.27
4. Step 4: Simplify right side
   5,070.42x = 13,592,210.72
5. Step 5: Solve for x
   x = 13,592,210.72/5,070.42
6. Step 6: Final answer
   x = 2,680.69