Finding the Fourth Proportional to 3,758.42, 5,186.69 and 2,079.96

Step by Step Solution

1. Step 1: Write the proportion equation
   3,758.42 : 5,186.69 = 2,079.96 : x
2. Step 2: Convert to fraction form
   3,758.42/5,186.69 = 2,079.96/x
3. Step 3: Cross multiply
   3,758.42x = 5,186.69 × 2,079.96
4. Step 4: Simplify right side
   3,758.42x = 10,788,097.33
5. Step 5: Solve for x
   x = 10,788,097.33/3,758.42
6. Step 6: Final answer
   x = 2,870.38