Finding the Fourth Proportional to 9,071.42, 12,484.47 and 7,673.45

Step by Step Solution

1. Step 1: Write the proportion equation
   9,071.42 : 12,484.47 = 7,673.45 : x
2. Step 2: Convert to fraction form
   9,071.42/12,484.47 = 7,673.45/x
3. Step 3: Cross multiply
   9,071.42x = 12,484.47 × 7,673.45
4. Step 4: Simplify right side
   9,071.42x = 95,798,886.28
5. Step 5: Solve for x
   x = 95,798,886.28/9,071.42
6. Step 6: Final answer
   x = 10,560.52