Finding the Fourth Proportional to 16,838.84, 25,256.28 and 5,152.16

Step by Step Solution

1. Step 1: Write the proportion equation
   16,838.84 : 25,256.28 = 5,152.16 : x
2. Step 2: Convert to fraction form
   16,838.84/25,256.28 = 5,152.16/x
3. Step 3: Cross multiply
   16,838.84x = 25,256.28 × 5,152.16
4. Step 4: Simplify right side
   16,838.84x = 130,124,395.56
5. Step 5: Solve for x
   x = 130,124,395.56/16,838.84
6. Step 6: Final answer
   x = 7,727.63