Finding the Fourth Proportional to 2,681.53, 3,699.50 and 2,051.39

Step by Step Solution

1. Step 1: Write the proportion equation
   2,681.53 : 3,699.50 = 2,051.39 : x
2. Step 2: Convert to fraction form
   2,681.53/3,699.50 = 2,051.39/x
3. Step 3: Cross multiply
   2,681.53x = 3,699.50 × 2,051.39
4. Step 4: Simplify right side
   2,681.53x = 7,589,116.30
5. Step 5: Solve for x
   x = 7,589,116.30/2,681.53
6. Step 6: Final answer
   x = 2,830.15