Finding the Fourth Proportional to 2,501.84, 3,452.70 and 1,439.96

Step by Step Solution

1. Step 1: Write the proportion equation
   2,501.84 : 3,452.70 = 1,439.96 : x
2. Step 2: Convert to fraction form
   2,501.84/3,452.70 = 1,439.96/x
3. Step 3: Cross multiply
   2,501.84x = 3,452.70 × 1,439.96
4. Step 4: Simplify right side
   2,501.84x = 4,971,749.89
5. Step 5: Solve for x
   x = 4,971,749.89/2,501.84
6. Step 6: Final answer
   x = 1,987.24