Finding the Fourth Proportional to 16,902.09, 25,356.78 and 5,056.80

Step by Step Solution

1. Step 1: Write the proportion equation
   16,902.09 : 25,356.78 = 5,056.80 : x
2. Step 2: Convert to fraction form
   16,902.09/25,356.78 = 5,056.80/x
3. Step 3: Cross multiply
   16,902.09x = 25,356.78 × 5,056.80
4. Step 4: Simplify right side
   16,902.09x = 128,224,165.10
5. Step 5: Solve for x
   x = 128,224,165.10/16,902.09
6. Step 6: Final answer
   x = 7,586.29