Finding the Fourth Proportional to 16,925.16, 25,388.82 and 5,238.84

Step by Step Solution

1. Step 1: Write the proportion equation
   16,925.16 : 25,388.82 = 5,238.84 : x
2. Step 2: Convert to fraction form
   16,925.16/25,388.82 = 5,238.84/x
3. Step 3: Cross multiply
   16,925.16x = 25,388.82 × 5,238.84
4. Step 4: Simplify right side
   16,925.16x = 133,007,965.77
5. Step 5: Solve for x
   x = 133,007,965.77/16,925.16
6. Step 6: Final answer
   x = 7,858.59