Finding the Fourth Proportional to 3,499.09, 4,827.54 and 2,153.32

Step by Step Solution

1. Step 1: Write the proportion equation
   3,499.09 : 4,827.54 = 2,153.32 : x
2. Step 2: Convert to fraction form
   3,499.09/4,827.54 = 2,153.32/x
3. Step 3: Cross multiply
   3,499.09x = 4,827.54 × 2,153.32
4. Step 4: Simplify right side
   3,499.09x = 10,395,238.43
5. Step 5: Solve for x
   x = 10,395,238.43/3,499.09
6. Step 6: Final answer
   x = 2,970.84