Finding the Fourth Proportional to 2,870.33, 4,298.57 and 1,633.99

Step by Step Solution

1. Step 1: Write the proportion equation
   2,870.33 : 4,298.57 = 1,633.99 : x
2. Step 2: Convert to fraction form
   2,870.33/4,298.57 = 1,633.99/x
3. Step 3: Cross multiply
   2,870.33x = 4,298.57 × 1,633.99
4. Step 4: Simplify right side
   2,870.33x = 7,023,820.39
5. Step 5: Solve for x
   x = 7,023,820.39/2,870.33
6. Step 6: Final answer
   x = 2,447.04