Finding the Fourth Proportional to 8,592.06, 12,946.62 and 7,066.25

Step by Step Solution

1. Step 1: Write the proportion equation
   8,592.06 : 12,946.62 = 7,066.25 : x
2. Step 2: Convert to fraction form
   8,592.06/12,946.62 = 7,066.25/x
3. Step 3: Cross multiply
   8,592.06x = 12,946.62 × 7,066.25
4. Step 4: Simplify right side
   8,592.06x = 91,483,988.84
5. Step 5: Solve for x
   x = 91,483,988.84/8,592.06
6. Step 6: Final answer
   x = 10,647.50