Finding the Fourth Proportional to 21,304.58, 31,954.71 and 7,452.50

Step by Step Solution

1. Step 1: Write the proportion equation
   21,304.58 : 31,954.71 = 7,452.50 : x
2. Step 2: Convert to fraction form
   21,304.58/31,954.71 = 7,452.50/x
3. Step 3: Cross multiply
   21,304.58x = 31,954.71 × 7,452.50
4. Step 4: Simplify right side
   21,304.58x = 238,142,476.28
5. Step 5: Solve for x
   x = 238,142,476.28/21,304.58
6. Step 6: Final answer
   x = 11,177.99