Finding the Fourth Proportional to 9,402.82, 12,976.02 and 5,153.82

Step by Step Solution

1. Step 1: Write the proportion equation
   9,402.82 : 12,976.02 = 5,153.82 : x
2. Step 2: Convert to fraction form
   9,402.82/12,976.02 = 5,153.82/x
3. Step 3: Cross multiply
   9,402.82x = 12,976.02 × 5,153.82
4. Step 4: Simplify right side
   9,402.82x = 66,876,071.40
5. Step 5: Solve for x
   x = 66,876,071.40/9,402.82
6. Step 6: Final answer
   x = 7,112.34