Finding the Fourth Proportional to 16,798.95, 23,172.80 and 10,080.72

Step by Step Solution

1. Step 1: Write the proportion equation
   16,798.95 : 23,172.80 = 10,080.72 : x
2. Step 2: Convert to fraction form
   16,798.95/23,172.80 = 10,080.72/x
3. Step 3: Cross multiply
   16,798.95x = 23,172.80 × 10,080.72
4. Step 4: Simplify right side
   16,798.95x = 233,598,458.01
5. Step 5: Solve for x
   x = 233,598,458.01/16,798.95
6. Step 6: Final answer
   x = 13,905.54