Finding the Fourth Proportional to 3,670.30, 5,064.15 and 2,077

Step by Step Solution

1. Step 1: Write the proportion equation
   3,670.30 : 5,064.15 = 2,077 : x
2. Step 2: Convert to fraction form
   3,670.30/5,064.15 = 2,077/x
3. Step 3: Cross multiply
   3,670.30x = 5,064.15 × 2,077
4. Step 4: Simplify right side
   3,670.30x = 10,518,239.55
5. Step 5: Solve for x
   x = 10,518,239.55/3,670.30
6. Step 6: Final answer
   x = 2,865.77