Finding the Fourth Proportional to 9,475.82, 13,066.94 and 6,287.99

Step by Step Solution

1. Step 1: Write the proportion equation
   9,475.82 : 13,066.94 = 6,287.99 : x
2. Step 2: Convert to fraction form
   9,475.82/13,066.94 = 6,287.99/x
3. Step 3: Cross multiply
   9,475.82x = 13,066.94 × 6,287.99
4. Step 4: Simplify right side
   9,475.82x = 82,164,691.28
5. Step 5: Solve for x
   x = 82,164,691.28/9,475.82
6. Step 6: Final answer
   x = 8,670.99