Finding the Fourth Proportional to 2,079.45, 2,870.09 and 1,417.88

Step by Step Solution

1. Step 1: Write the proportion equation
   2,079.45 : 2,870.09 = 1,417.88 : x
2. Step 2: Convert to fraction form
   2,079.45/2,870.09 = 1,417.88/x
3. Step 3: Cross multiply
   2,079.45x = 2,870.09 × 1,417.88
4. Step 4: Simplify right side
   2,079.45x = 4,069,443.21
5. Step 5: Solve for x
   x = 4,069,443.21/2,079.45
6. Step 6: Final answer
   x = 1,956.98