Finding the Fourth Proportional to 6,521.59, 8,999.67 and 3,537.37

Step by Step Solution

1. Step 1: Write the proportion equation
   6,521.59 : 8,999.67 = 3,537.37 : x
2. Step 2: Convert to fraction form
   6,521.59/8,999.67 = 3,537.37/x
3. Step 3: Cross multiply
   6,521.59x = 8,999.67 × 3,537.37
4. Step 4: Simplify right side
   6,521.59x = 31,835,162.67
5. Step 5: Solve for x
   x = 31,835,162.67/6,521.59
6. Step 6: Final answer
   x = 4,881.50