Finding the Fourth Proportional to 9,351.97, 12,906.86 and 5,373.08

Step by Step Solution

1. Step 1: Write the proportion equation
   9,351.97 : 12,906.86 = 5,373.08 : x
2. Step 2: Convert to fraction form
   9,351.97/12,906.86 = 5,373.08/x
3. Step 3: Cross multiply
   9,351.97x = 12,906.86 × 5,373.08
4. Step 4: Simplify right side
   9,351.97x = 69,349,591.33
5. Step 5: Solve for x
   x = 69,349,591.33/9,351.97
6. Step 6: Final answer
   x = 7,415.51