Finding the Fourth Proportional to 16,840.16, 25,266.31 and 7,219.01

Step by Step Solution

1. Step 1: Write the proportion equation
   16,840.16 : 25,266.31 = 7,219.01 : x
2. Step 2: Convert to fraction form
   16,840.16/25,266.31 = 7,219.01/x
3. Step 3: Cross multiply
   16,840.16x = 25,266.31 × 7,219.01
4. Step 4: Simplify right side
   16,840.16x = 182,397,744.55
5. Step 5: Solve for x
   x = 182,397,744.55/16,840.16
6. Step 6: Final answer
   x = 10,831.12