Finding the Fourth Proportional to 16,877.30, 25,316.17 and 5,190.51

Step by Step Solution

1. Step 1: Write the proportion equation
   16,877.30 : 25,316.17 = 5,190.51 : x
2. Step 2: Convert to fraction form
   16,877.30/25,316.17 = 5,190.51/x
3. Step 3: Cross multiply
   16,877.30x = 25,316.17 × 5,190.51
4. Step 4: Simplify right side
   16,877.30x = 131,403,833.55
5. Step 5: Solve for x
   x = 131,403,833.55/16,877.30
6. Step 6: Final answer
   x = 7,785.83