Finding the Fourth Proportional to 2,907.99, 4,359.96 and 1,347.12

Step by Step Solution

1. Step 1: Write the proportion equation
   2,907.99 : 4,359.96 = 1,347.12 : x
2. Step 2: Convert to fraction form
   2,907.99/4,359.96 = 1,347.12/x
3. Step 3: Cross multiply
   2,907.99x = 4,359.96 × 1,347.12
4. Step 4: Simplify right side
   2,907.99x = 5,873,389.32
5. Step 5: Solve for x
   x = 5,873,389.32/2,907.99
6. Step 6: Final answer
   x = 2,019.74