Finding the Fourth Proportional to 20,152.14, 30,213.76 and 9,472.52

Step by Step Solution

1. Step 1: Write the proportion equation
   20,152.14 : 30,213.76 = 9,472.52 : x
2. Step 2: Convert to fraction form
   20,152.14/30,213.76 = 9,472.52/x
3. Step 3: Cross multiply
   20,152.14x = 30,213.76 × 9,472.52
4. Step 4: Simplify right side
   20,152.14x = 286,200,445.88
5. Step 5: Solve for x
   x = 286,200,445.88/20,152.14
6. Step 6: Final answer
   x = 14,201.99