Finding the Fourth Proportional to 16,893, 25,342.86 and 5,205.72

Step by Step Solution

1. Step 1: Write the proportion equation
   16,893 : 25,342.86 = 5,205.72 : x
2. Step 2: Convert to fraction form
   16,893/25,342.86 = 5,205.72/x
3. Step 3: Cross multiply
   16,893x = 25,342.86 × 5,205.72
4. Step 4: Simplify right side
   16,893x = 131,927,833.16
5. Step 5: Solve for x
   x = 131,927,833.16/16,893
6. Step 6: Final answer
   x = 7,809.62