Finding the Fourth Proportional to 8,517.02, 12,777.34 and 3,588.98

Step by Step Solution

1. Step 1: Write the proportion equation
   8,517.02 : 12,777.34 = 3,588.98 : x
2. Step 2: Convert to fraction form
   8,517.02/12,777.34 = 3,588.98/x
3. Step 3: Cross multiply
   8,517.02x = 12,777.34 × 3,588.98
4. Step 4: Simplify right side
   8,517.02x = 45,857,553.83
5. Step 5: Solve for x
   x = 45,857,553.83/8,517.02
6. Step 6: Final answer
   x = 5,384.23