Finding the Fourth Proportional to 25,619.84, 35,355.12 and 16,196.16

Step by Step Solution

1. Step 1: Write the proportion equation
   25,619.84 : 35,355.12 = 16,196.16 : x
2. Step 2: Convert to fraction form
   25,619.84/35,355.12 = 16,196.16/x
3. Step 3: Cross multiply
   25,619.84x = 35,355.12 × 16,196.16
4. Step 4: Simplify right side
   25,619.84x = 572,617,180.34
5. Step 5: Solve for x
   x = 572,617,180.34/25,619.84
6. Step 6: Final answer
   x = 22,350.54