Finding the Fourth Proportional to 2,103.93, 2,900.30 and 1,347.62

Step by Step Solution

1. Step 1: Write the proportion equation
   2,103.93 : 2,900.30 = 1,347.62 : x
2. Step 2: Convert to fraction form
   2,103.93/2,900.30 = 1,347.62/x
3. Step 3: Cross multiply
   2,103.93x = 2,900.30 × 1,347.62
4. Step 4: Simplify right side
   2,103.93x = 3,908,481.05
5. Step 5: Solve for x
   x = 3,908,481.05/2,103.93
6. Step 6: Final answer
   x = 1,857.70