Finding the Fourth Proportional to 2,103.42, 2,902.19 and 1,404.93

Step by Step Solution

1. Step 1: Write the proportion equation
   2,103.42 : 2,902.19 = 1,404.93 : x
2. Step 2: Convert to fraction form
   2,103.42/2,902.19 = 1,404.93/x
3. Step 3: Cross multiply
   2,103.42x = 2,902.19 × 1,404.93
4. Step 4: Simplify right side
   2,103.42x = 4,077,366.77
5. Step 5: Solve for x
   x = 4,077,366.77/2,103.42
6. Step 6: Final answer
   x = 1,938.45