Finding the Fourth Proportional to 2,700.39, 4,051.87 and 1,401.86

Step by Step Solution

1. Step 1: Write the proportion equation
   2,700.39 : 4,051.87 = 1,401.86 : x
2. Step 2: Convert to fraction form
   2,700.39/4,051.87 = 1,401.86/x
3. Step 3: Cross multiply
   2,700.39x = 4,051.87 × 1,401.86
4. Step 4: Simplify right side
   2,700.39x = 5,680,154.48
5. Step 5: Solve for x
   x = 5,680,154.48/2,700.39
6. Step 6: Final answer
   x = 2,103.46