Finding the Fourth Proportional to 2,499.04, 3,448.74 and 1,380.03

Step by Step Solution

1. Step 1: Write the proportion equation
   2,499.04 : 3,448.74 = 1,380.03 : x
2. Step 2: Convert to fraction form
   2,499.04/3,448.74 = 1,380.03/x
3. Step 3: Cross multiply
   2,499.04x = 3,448.74 × 1,380.03
4. Step 4: Simplify right side
   2,499.04x = 4,759,364.66
5. Step 5: Solve for x
   x = 4,759,364.66/2,499.04
6. Step 6: Final answer
   x = 1,904.48