Finding the Fourth Proportional to 2,079.99, 2,870.10 and 1,766.52

Step by Step Solution

1. Step 1: Write the proportion equation
   2,079.99 : 2,870.10 = 1,766.52 : x
2. Step 2: Convert to fraction form
   2,079.99/2,870.10 = 1,766.52/x
3. Step 3: Cross multiply
   2,079.99x = 2,870.10 × 1,766.52
4. Step 4: Simplify right side
   2,079.99x = 5,070,089.05
5. Step 5: Solve for x
   x = 5,070,089.05/2,079.99
6. Step 6: Final answer
   x = 2,437.55