Finding the Fourth Proportional to 9,814.50, 14,724.18 and 2,889

Step by Step Solution

1. Step 1: Write the proportion equation
   9,814.50 : 14,724.18 = 2,889 : x
2. Step 2: Convert to fraction form
   9,814.50/14,724.18 = 2,889/x
3. Step 3: Cross multiply
   9,814.50x = 14,724.18 × 2,889
4. Step 4: Simplify right side
   9,814.50x = 42,538,156.02
5. Step 5: Solve for x
   x = 42,538,156.02/9,814.50
6. Step 6: Final answer
   x = 4,334.22