Finding the Fourth Proportional to 2,072.16, 2,860.05 and 1,410.60

Step by Step Solution

1. Step 1: Write the proportion equation
   2,072.16 : 2,860.05 = 1,410.60 : x
2. Step 2: Convert to fraction form
   2,072.16/2,860.05 = 1,410.60/x
3. Step 3: Cross multiply
   2,072.16x = 2,860.05 × 1,410.60
4. Step 4: Simplify right side
   2,072.16x = 4,034,386.53
5. Step 5: Solve for x
   x = 4,034,386.53/2,072.16
6. Step 6: Final answer
   x = 1,946.95