Finding the Fourth Proportional to 2,352.71, 3,527.29 and 1,428.05

Step by Step Solution

1. Step 1: Write the proportion equation
   2,352.71 : 3,527.29 = 1,428.05 : x
2. Step 2: Convert to fraction form
   2,352.71/3,527.29 = 1,428.05/x
3. Step 3: Cross multiply
   2,352.71x = 3,527.29 × 1,428.05
4. Step 4: Simplify right side
   2,352.71x = 5,037,146.48
5. Step 5: Solve for x
   x = 5,037,146.48/2,352.71
6. Step 6: Final answer
   x = 2,141.00