Finding the Fourth Proportional to 35,682.81, 53,522.16 and 10,722.33

Step by Step Solution

1. Step 1: Write the proportion equation
   35,682.81 : 53,522.16 = 10,722.33 : x
2. Step 2: Convert to fraction form
   35,682.81/53,522.16 = 10,722.33/x
3. Step 3: Cross multiply
   35,682.81x = 53,522.16 × 10,722.33
4. Step 4: Simplify right side
   35,682.81x = 573,882,261.83
5. Step 5: Solve for x
   x = 573,882,261.83/35,682.81
6. Step 6: Final answer
   x = 16,082.88