Finding the Fourth Proportional to 2,498.21, 3,740.07 and 1,455.02

Step by Step Solution

1. Step 1: Write the proportion equation
   2,498.21 : 3,740.07 = 1,455.02 : x
2. Step 2: Convert to fraction form
   2,498.21/3,740.07 = 1,455.02/x
3. Step 3: Cross multiply
   2,498.21x = 3,740.07 × 1,455.02
4. Step 4: Simplify right side
   2,498.21x = 5,441,876.65
5. Step 5: Solve for x
   x = 5,441,876.65/2,498.21
6. Step 6: Final answer
   x = 2,178.31