Finding the Fourth Proportional to 2,501.01, 3,451.54 and 1,439.06

Step by Step Solution

1. Step 1: Write the proportion equation
   2,501.01 : 3,451.54 = 1,439.06 : x
2. Step 2: Convert to fraction form
   2,501.01/3,451.54 = 1,439.06/x
3. Step 3: Cross multiply
   2,501.01x = 3,451.54 × 1,439.06
4. Step 4: Simplify right side
   2,501.01x = 4,966,955.89
5. Step 5: Solve for x
   x = 4,966,955.89/2,501.01
6. Step 6: Final answer
   x = 1,985.98