Finding the Fourth Proportional to 9,373.76, 12,935.79 and 5,395.65

Step by Step Solution

1. Step 1: Write the proportion equation
   9,373.76 : 12,935.79 = 5,395.65 : x
2. Step 2: Convert to fraction form
   9,373.76/12,935.79 = 5,395.65/x
3. Step 3: Cross multiply
   9,373.76x = 12,935.79 × 5,395.65
4. Step 4: Simplify right side
   9,373.76x = 69,796,995.31
5. Step 5: Solve for x
   x = 69,796,995.31/9,373.76
6. Step 6: Final answer
   x = 7,446.00