Finding the Fourth Proportional to 21,971.52, 32,961.52 and 7,176.46

Step by Step Solution

1. Step 1: Write the proportion equation
   21,971.52 : 32,961.52 = 7,176.46 : x
2. Step 2: Convert to fraction form
   21,971.52/32,961.52 = 7,176.46/x
3. Step 3: Cross multiply
   21,971.52x = 32,961.52 × 7,176.46
4. Step 4: Simplify right side
   21,971.52x = 236,547,029.82
5. Step 5: Solve for x
   x = 236,547,029.82/21,971.52
6. Step 6: Final answer
   x = 10,766.07