Finding the Fourth Proportional to 12,495.27, 18,752.12 and 5,921.43

Step by Step Solution

1. Step 1: Write the proportion equation
   12,495.27 : 18,752.12 = 5,921.43 : x
2. Step 2: Convert to fraction form
   12,495.27/18,752.12 = 5,921.43/x
3. Step 3: Cross multiply
   12,495.27x = 18,752.12 × 5,921.43
4. Step 4: Simplify right side
   12,495.27x = 111,039,336.32
5. Step 5: Solve for x
   x = 111,039,336.32/12,495.27
6. Step 6: Final answer
   x = 8,886.51