Finding the Fourth Proportional to 5,978.01, 8,969.76 and 2,281.08

Step by Step Solution

1. Step 1: Write the proportion equation
   5,978.01 : 8,969.76 = 2,281.08 : x
2. Step 2: Convert to fraction form
   5,978.01/8,969.76 = 2,281.08/x
3. Step 3: Cross multiply
   5,978.01x = 8,969.76 × 2,281.08
4. Step 4: Simplify right side
   5,978.01x = 20,460,740.14
5. Step 5: Solve for x
   x = 20,460,740.14/5,978.01
6. Step 6: Final answer
   x = 3,422.67