Finding the Fourth Proportional to 9,463.30, 13,059.21 and 5,429.97

Step by Step Solution

1. Step 1: Write the proportion equation
   9,463.30 : 13,059.21 = 5,429.97 : x
2. Step 2: Convert to fraction form
   9,463.30/13,059.21 = 5,429.97/x
3. Step 3: Cross multiply
   9,463.30x = 13,059.21 × 5,429.97
4. Step 4: Simplify right side
   9,463.30x = 70,911,086.52
5. Step 5: Solve for x
   x = 70,911,086.52/9,463.30
6. Step 6: Final answer
   x = 7,493.27