Finding the Fourth Proportional to 4,900.64, 7,352.18 and 1,437.89

Step by Step Solution

1. Step 1: Write the proportion equation
   4,900.64 : 7,352.18 = 1,437.89 : x
2. Step 2: Convert to fraction form
   4,900.64/7,352.18 = 1,437.89/x
3. Step 3: Cross multiply
   4,900.64x = 7,352.18 × 1,437.89
4. Step 4: Simplify right side
   4,900.64x = 10,571,626.10
5. Step 5: Solve for x
   x = 10,571,626.10/4,900.64
6. Step 6: Final answer
   x = 2,157.19