Finding the Fourth Proportional to 21,571.39, 32,364.86 and 7,533.48

Step by Step Solution

1. Step 1: Write the proportion equation
   21,571.39 : 32,364.86 = 7,533.48 : x
2. Step 2: Convert to fraction form
   21,571.39/32,364.86 = 7,533.48/x
3. Step 3: Cross multiply
   21,571.39x = 32,364.86 × 7,533.48
4. Step 4: Simplify right side
   21,571.39x = 243,819,963.43
5. Step 5: Solve for x
   x = 243,819,963.43/21,571.39
6. Step 6: Final answer
   x = 11,302.94