Finding the Fourth Proportional to 16,788.38, 25,186.71 and 5,100.98

Step by Step Solution

1. Step 1: Write the proportion equation
   16,788.38 : 25,186.71 = 5,100.98 : x
2. Step 2: Convert to fraction form
   16,788.38/25,186.71 = 5,100.98/x
3. Step 3: Cross multiply
   16,788.38x = 25,186.71 × 5,100.98
4. Step 4: Simplify right side
   16,788.38x = 128,476,903.98
5. Step 5: Solve for x
   x = 128,476,903.98/16,788.38
6. Step 6: Final answer
   x = 7,652.73