Finding the Fourth Proportional to 16,801.53, 23,185.76 and 9,247.47

Step by Step Solution

1. Step 1: Write the proportion equation
   16,801.53 : 23,185.76 = 9,247.47 : x
2. Step 2: Convert to fraction form
   16,801.53/23,185.76 = 9,247.47/x
3. Step 3: Cross multiply
   16,801.53x = 23,185.76 × 9,247.47
4. Step 4: Simplify right side
   16,801.53x = 214,409,573.79
5. Step 5: Solve for x
   x = 214,409,573.79/16,801.53
6. Step 6: Final answer
   x = 12,761.31