Finding the Fourth Proportional to 5,990.07, 8,264.79 and 3,631.80

Step by Step Solution

1. Step 1: Write the proportion equation
   5,990.07 : 8,264.79 = 3,631.80 : x
2. Step 2: Convert to fraction form
   5,990.07/8,264.79 = 3,631.80/x
3. Step 3: Cross multiply
   5,990.07x = 8,264.79 × 3,631.80
4. Step 4: Simplify right side
   5,990.07x = 30,016,064.32
5. Step 5: Solve for x
   x = 30,016,064.32/5,990.07
6. Step 6: Final answer
   x = 5,010.97