Finding the Fourth Proportional to 2,106.75, 3,160.53 and 952.50

Step by Step Solution

1. Step 1: Write the proportion equation
   2,106.75 : 3,160.53 = 952.50 : x
2. Step 2: Convert to fraction form
   2,106.75/3,160.53 = 952.50/x
3. Step 3: Cross multiply
   2,106.75x = 3,160.53 × 952.50
4. Step 4: Simplify right side
   2,106.75x = 3,010,404.83
5. Step 5: Solve for x
   x = 3,010,404.83/2,106.75
6. Step 6: Final answer
   x = 1,428.93