Finding the Fourth Proportional to 3,784.48, 5,669.32 and 2,136.04

Step by Step Solution

1. Step 1: Write the proportion equation
   3,784.48 : 5,669.32 = 2,136.04 : x
2. Step 2: Convert to fraction form
   3,784.48/5,669.32 = 2,136.04/x
3. Step 3: Cross multiply
   3,784.48x = 5,669.32 × 2,136.04
4. Step 4: Simplify right side
   3,784.48x = 12,109,894.29
5. Step 5: Solve for x
   x = 12,109,894.29/3,784.48
6. Step 6: Final answer
   x = 3,199.88