Finding the Fourth Proportional to 21,515.98, 32,266.00 and 7,472.25

Step by Step Solution

1. Step 1: Write the proportion equation
   21,515.98 : 32,266.00 = 7,472.25 : x
2. Step 2: Convert to fraction form
   21,515.98/32,266.00 = 7,472.25/x
3. Step 3: Cross multiply
   21,515.98x = 32,266.00 × 7,472.25
4. Step 4: Simplify right side
   21,515.98x = 241,099,585.81
5. Step 5: Solve for x
   x = 241,099,585.81/21,515.98
6. Step 6: Final answer
   x = 11,205.61