Finding the Fourth Proportional to 8,592.27, 12,946.93 and 7,066.45

Step by Step Solution

1. Step 1: Write the proportion equation
   8,592.27 : 12,946.93 = 7,066.45 : x
2. Step 2: Convert to fraction form
   8,592.27/12,946.93 = 7,066.45/x
3. Step 3: Cross multiply
   8,592.27x = 12,946.93 × 7,066.45
4. Step 4: Simplify right side
   8,592.27x = 91,488,833.50
5. Step 5: Solve for x
   x = 91,488,833.50/8,592.27
6. Step 6: Final answer
   x = 10,647.81