Finding the Fourth Proportional to 21,942.08, 32,914.88 and 7,150.72

Step by Step Solution

1. Step 1: Write the proportion equation
   21,942.08 : 32,914.88 = 7,150.72 : x
2. Step 2: Convert to fraction form
   21,942.08/32,914.88 = 7,150.72/x
3. Step 3: Cross multiply
   21,942.08x = 32,914.88 × 7,150.72
4. Step 4: Simplify right side
   21,942.08x = 235,365,090.71
5. Step 5: Solve for x
   x = 235,365,090.71/21,942.08
6. Step 6: Final answer
   x = 10,726.65