Finding the Fourth Proportional to 25,300.72, 37,955.94 and 8,663.32

Step by Step Solution

1. Step 1: Write the proportion equation
   25,300.72 : 37,955.94 = 8,663.32 : x
2. Step 2: Convert to fraction form
   25,300.72/37,955.94 = 8,663.32/x
3. Step 3: Cross multiply
   25,300.72x = 37,955.94 × 8,663.32
4. Step 4: Simplify right side
   25,300.72x = 328,824,454.12
5. Step 5: Solve for x
   x = 328,824,454.12/25,300.72
6. Step 6: Final answer
   x = 12,996.64