Finding the Fourth Proportional to 21,959.55, 32,942.52 and 7,164.83

Step by Step Solution

1. Step 1: Write the proportion equation
   21,959.55 : 32,942.52 = 7,164.83 : x
2. Step 2: Convert to fraction form
   21,959.55/32,942.52 = 7,164.83/x
3. Step 3: Cross multiply
   21,959.55x = 32,942.52 × 7,164.83
4. Step 4: Simplify right side
   21,959.55x = 236,027,390.86
5. Step 5: Solve for x
   x = 236,027,390.86/21,959.55
6. Step 6: Final answer
   x = 10,748.28