Finding the Fourth Proportional to 9,093.82, 12,572.02 and 9,010.78

Step by Step Solution

1. Step 1: Write the proportion equation
   9,093.82 : 12,572.02 = 9,010.78 : x
2. Step 2: Convert to fraction form
   9,093.82/12,572.02 = 9,010.78/x
3. Step 3: Cross multiply
   9,093.82x = 12,572.02 × 9,010.78
4. Step 4: Simplify right side
   9,093.82x = 113,283,706.38
5. Step 5: Solve for x
   x = 113,283,706.38/9,093.82
6. Step 6: Final answer
   x = 12,457.22