Finding the Fourth Proportional to 3,895.02, 5,838.89 and 2,160

Step by Step Solution

1. Step 1: Write the proportion equation
   3,895.02 : 5,838.89 = 2,160 : x
2. Step 2: Convert to fraction form
   3,895.02/5,838.89 = 2,160/x
3. Step 3: Cross multiply
   3,895.02x = 5,838.89 × 2,160
4. Step 4: Simplify right side
   3,895.02x = 12,611,991.60
5. Step 5: Solve for x
   x = 12,611,991.60/3,895.02
6. Step 6: Final answer
   x = 3,237.98