Finding the Fourth Proportional to 2,104.95, 3,156.31 and 1,050.60

Step by Step Solution

1. Step 1: Write the proportion equation
   2,104.95 : 3,156.31 = 1,050.60 : x
2. Step 2: Convert to fraction form
   2,104.95/3,156.31 = 1,050.60/x
3. Step 3: Cross multiply
   2,104.95x = 3,156.31 × 1,050.60
4. Step 4: Simplify right side
   2,104.95x = 3,316,019.29
5. Step 5: Solve for x
   x = 3,316,019.29/2,104.95
6. Step 6: Final answer
   x = 1,575.34