Finding the Fourth Proportional to 2,507.25, 3,756.48 and 1,334.78

Step by Step Solution

1. Step 1: Write the proportion equation
   2,507.25 : 3,756.48 = 1,334.78 : x
2. Step 2: Convert to fraction form
   2,507.25/3,756.48 = 1,334.78/x
3. Step 3: Cross multiply
   2,507.25x = 3,756.48 × 1,334.78
4. Step 4: Simplify right side
   2,507.25x = 5,014,064.67
5. Step 5: Solve for x
   x = 5,014,064.67/2,507.25
6. Step 6: Final answer
   x = 1,999.82