Finding the Fourth Proportional to 21,925.52, 32,871.82 and 7,125.60

Step by Step Solution

1. Step 1: Write the proportion equation
   21,925.52 : 32,871.82 = 7,125.60 : x
2. Step 2: Convert to fraction form
   21,925.52/32,871.82 = 7,125.60/x
3. Step 3: Cross multiply
   21,925.52x = 32,871.82 × 7,125.60
4. Step 4: Simplify right side
   21,925.52x = 234,231,440.59
5. Step 5: Solve for x
   x = 234,231,440.59/21,925.52
6. Step 6: Final answer
   x = 10,683.05