Finding the Fourth Proportional to 16,836.02, 25,243.95 and 7,953.61

Step by Step Solution

1. Step 1: Write the proportion equation
   16,836.02 : 25,243.95 = 7,953.61 : x
2. Step 2: Convert to fraction form
   16,836.02/25,243.95 = 7,953.61/x
3. Step 3: Cross multiply
   16,836.02x = 25,243.95 × 7,953.61
4. Step 4: Simplify right side
   16,836.02x = 200,780,406.94
5. Step 5: Solve for x
   x = 200,780,406.94/16,836.02
6. Step 6: Final answer
   x = 11,925.65