Finding the Fourth Proportional to 9,653.86, 13,322.19 and 5,404.91

Step by Step Solution

1. Step 1: Write the proportion equation
   9,653.86 : 13,322.19 = 5,404.91 : x
2. Step 2: Convert to fraction form
   9,653.86/13,322.19 = 5,404.91/x
3. Step 3: Cross multiply
   9,653.86x = 13,322.19 × 5,404.91
4. Step 4: Simplify right side
   9,653.86x = 72,005,286.10
5. Step 5: Solve for x
   x = 72,005,286.10/9,653.86
6. Step 6: Final answer
   x = 7,458.70