Finding the Fourth Proportional to 3,985.50, 5,499.62 and 2,192.96

Step by Step Solution

1. Step 1: Write the proportion equation
   3,985.50 : 5,499.62 = 2,192.96 : x
2. Step 2: Convert to fraction form
   3,985.50/5,499.62 = 2,192.96/x
3. Step 3: Cross multiply
   3,985.50x = 5,499.62 × 2,192.96
4. Step 4: Simplify right side
   3,985.50x = 12,060,408.21
5. Step 5: Solve for x
   x = 12,060,408.21/3,985.50
6. Step 6: Final answer
   x = 3,026.07