Finding the Fourth Proportional to 21,946.72, 32,925.25 and 12,592.74

Step by Step Solution

1. Step 1: Write the proportion equation
   21,946.72 : 32,925.25 = 12,592.74 : x
2. Step 2: Convert to fraction form
   21,946.72/32,925.25 = 12,592.74/x
3. Step 3: Cross multiply
   21,946.72x = 32,925.25 × 12,592.74
4. Step 4: Simplify right side
   21,946.72x = 414,619,112.69
5. Step 5: Solve for x
   x = 414,619,112.69/21,946.72
6. Step 6: Final answer
   x = 18,892.08