Finding the Fourth Proportional to 3,670.79, 5,064.42 and 2,077.25

Step by Step Solution

1. Step 1: Write the proportion equation
   3,670.79 : 5,064.42 = 2,077.25 : x
2. Step 2: Convert to fraction form
   3,670.79/5,064.42 = 2,077.25/x
3. Step 3: Cross multiply
   3,670.79x = 5,064.42 × 2,077.25
4. Step 4: Simplify right side
   3,670.79x = 10,520,048.91
5. Step 5: Solve for x
   x = 10,520,048.91/3,670.79
6. Step 6: Final answer
   x = 2,865.89