Finding the Fourth Proportional to 2,071.52, 2,862.24 and 1,677.84

Step by Step Solution

1. Step 1: Write the proportion equation
   2,071.52 : 2,862.24 = 1,677.84 : x
2. Step 2: Convert to fraction form
   2,071.52/2,862.24 = 1,677.84/x
3. Step 3: Cross multiply
   2,071.52x = 2,862.24 × 1,677.84
4. Step 4: Simplify right side
   2,071.52x = 4,802,380.76
5. Step 5: Solve for x
   x = 4,802,380.76/2,071.52
6. Step 6: Final answer
   x = 2,318.29