Finding the Fourth Proportional to 21,953.32, 32,926.52 and 7,162.16

Step by Step Solution

1. Step 1: Write the proportion equation
   21,953.32 : 32,926.52 = 7,162.16 : x
2. Step 2: Convert to fraction form
   21,953.32/32,926.52 = 7,162.16/x
3. Step 3: Cross multiply
   21,953.32x = 32,926.52 × 7,162.16
4. Step 4: Simplify right side
   21,953.32x = 235,825,004.48
5. Step 5: Solve for x
   x = 235,825,004.48/21,953.32
6. Step 6: Final answer
   x = 10,742.11