Finding the Fourth Proportional to 3,670.55, 5,065.29 and 2,077.17

Step by Step Solution

1. Step 1: Write the proportion equation
   3,670.55 : 5,065.29 = 2,077.17 : x
2. Step 2: Convert to fraction form
   3,670.55/5,065.29 = 2,077.17/x
3. Step 3: Cross multiply
   3,670.55x = 5,065.29 × 2,077.17
4. Step 4: Simplify right side
   3,670.55x = 10,521,468.43
5. Step 5: Solve for x
   x = 10,521,468.43/3,670.55
6. Step 6: Final answer
   x = 2,866.46