Finding the Fourth Proportional to 2,499.02, 3,448.65 and 1,379.93

Step by Step Solution

1. Step 1: Write the proportion equation
   2,499.02 : 3,448.65 = 1,379.93 : x
2. Step 2: Convert to fraction form
   2,499.02/3,448.65 = 1,379.93/x
3. Step 3: Cross multiply
   2,499.02x = 3,448.65 × 1,379.93
4. Step 4: Simplify right side
   2,499.02x = 4,758,895.59
5. Step 5: Solve for x
   x = 4,758,895.59/2,499.02
6. Step 6: Final answer
   x = 1,904.30