Finding the Fourth Proportional to 9,665.93, 13,338.92 and 5,473.91

Step by Step Solution

1. Step 1: Write the proportion equation
   9,665.93 : 13,338.92 = 5,473.91 : x
2. Step 2: Convert to fraction form
   9,665.93/13,338.92 = 5,473.91/x
3. Step 3: Cross multiply
   9,665.93x = 13,338.92 × 5,473.91
4. Step 4: Simplify right side
   9,665.93x = 73,015,953.51
5. Step 5: Solve for x
   x = 73,015,953.51/9,665.93
6. Step 6: Final answer
   x = 7,553.95