Finding the Fourth Proportional to 3,670.53, 5,065.31 and 2,098.77

Step by Step Solution

1. Step 1: Write the proportion equation
   3,670.53 : 5,065.31 = 2,098.77 : x
2. Step 2: Convert to fraction form
   3,670.53/5,065.31 = 2,098.77/x
3. Step 3: Cross multiply
   3,670.53x = 5,065.31 × 2,098.77
4. Step 4: Simplify right side
   3,670.53x = 10,630,910.17
5. Step 5: Solve for x
   x = 10,630,910.17/3,670.53
6. Step 6: Final answer
   x = 2,896.29