Finding the Fourth Proportional to 2,907.84, 4,012.56 and 2,026.56

Step by Step Solution

1. Step 1: Write the proportion equation
   2,907.84 : 4,012.56 = 2,026.56 : x
2. Step 2: Convert to fraction form
   2,907.84/4,012.56 = 2,026.56/x
3. Step 3: Cross multiply
   2,907.84x = 4,012.56 × 2,026.56
4. Step 4: Simplify right side
   2,907.84x = 8,131,693.59
5. Step 5: Solve for x
   x = 8,131,693.59/2,907.84
6. Step 6: Final answer
   x = 2,796.47