Finding the Fourth Proportional to 9,800.58, 14,701.35 and 2,874.50

Step by Step Solution

1. Step 1: Write the proportion equation
   9,800.58 : 14,701.35 = 2,874.50 : x
2. Step 2: Convert to fraction form
   9,800.58/14,701.35 = 2,874.50/x
3. Step 3: Cross multiply
   9,800.58x = 14,701.35 × 2,874.50
4. Step 4: Simplify right side
   9,800.58x = 42,259,030.58
5. Step 5: Solve for x
   x = 42,259,030.58/9,800.58
6. Step 6: Final answer
   x = 4,311.89