Finding the Fourth Proportional to 2,607.30, 3,597.93 and 1,428.14

Step by Step Solution

1. Step 1: Write the proportion equation
   2,607.30 : 3,597.93 = 1,428.14 : x
2. Step 2: Convert to fraction form
   2,607.30/3,597.93 = 1,428.14/x
3. Step 3: Cross multiply
   2,607.30x = 3,597.93 × 1,428.14
4. Step 4: Simplify right side
   2,607.30x = 5,138,329.76
5. Step 5: Solve for x
   x = 5,138,329.76/2,607.30
6. Step 6: Final answer
   x = 1,970.75