Finding the Fourth Proportional to 3,507.16, 4,839.89 and 1,913.82

Step by Step Solution

1. Step 1: Write the proportion equation
   3,507.16 : 4,839.89 = 1,913.82 : x
2. Step 2: Convert to fraction form
   3,507.16/4,839.89 = 1,913.82/x
3. Step 3: Cross multiply
   3,507.16x = 4,839.89 × 1,913.82
4. Step 4: Simplify right side
   3,507.16x = 9,262,678.28
5. Step 5: Solve for x
   x = 9,262,678.28/3,507.16
6. Step 6: Final answer
   x = 2,641.08