Finding the Fourth Proportional to 8,654.69, 11,943.52 and 5,071.76

Step by Step Solution

1. Step 1: Write the proportion equation
   8,654.69 : 11,943.52 = 5,071.76 : x
2. Step 2: Convert to fraction form
   8,654.69/11,943.52 = 5,071.76/x
3. Step 3: Cross multiply
   8,654.69x = 11,943.52 × 5,071.76
4. Step 4: Simplify right side
   8,654.69x = 60,574,667.00
5. Step 5: Solve for x
   x = 60,574,667.00/8,654.69
6. Step 6: Final answer
   x = 6,999.06