Finding the Fourth Proportional to 1,885.05, 2,826.56 and 652.10

Step by Step Solution

1. Step 1: Write the proportion equation
   1,885.05 : 2,826.56 = 652.10 : x
2. Step 2: Convert to fraction form
   1,885.05/2,826.56 = 652.10/x
3. Step 3: Cross multiply
   1,885.05x = 2,826.56 × 652.10
4. Step 4: Simplify right side
   1,885.05x = 1,843,187.27
5. Step 5: Solve for x
   x = 1,843,187.27/1,885.05
6. Step 6: Final answer
   x = 977.79