Finding the Fourth Proportional to 8,527.31, 12,790.88 and 3,333.14

Step by Step Solution

1. Step 1: Write the proportion equation
   8,527.31 : 12,790.88 = 3,333.14 : x
2. Step 2: Convert to fraction form
   8,527.31/12,790.88 = 3,333.14/x
3. Step 3: Cross multiply
   8,527.31x = 12,790.88 × 3,333.14
4. Step 4: Simplify right side
   8,527.31x = 42,633,809.07
5. Step 5: Solve for x
   x = 42,633,809.07/8,527.31
6. Step 6: Final answer
   x = 4,999.68