Finding the Fourth Proportional to 2,031.84, 3,051.90 and 1,339.50

Step by Step Solution

1. Step 1: Write the proportion equation
   2,031.84 : 3,051.90 = 1,339.50 : x
2. Step 2: Convert to fraction form
   2,031.84/3,051.90 = 1,339.50/x
3. Step 3: Cross multiply
   2,031.84x = 3,051.90 × 1,339.50
4. Step 4: Simplify right side
   2,031.84x = 4,088,020.05
5. Step 5: Solve for x
   x = 4,088,020.05/2,031.84
6. Step 6: Final answer
   x = 2,011.98