Finding the Fourth Proportional to 16,768.68, 25,152.27 and 4,921.98

Step by Step Solution

1. Step 1: Write the proportion equation
   16,768.68 : 25,152.27 = 4,921.98 : x
2. Step 2: Convert to fraction form
   16,768.68/25,152.27 = 4,921.98/x
3. Step 3: Cross multiply
   16,768.68x = 25,152.27 × 4,921.98
4. Step 4: Simplify right side
   16,768.68x = 123,798,969.89
5. Step 5: Solve for x
   x = 123,798,969.89/16,768.68
6. Step 6: Final answer
   x = 7,382.75