Finding the Fourth Proportional to 9,429.04, 13,012.02 and 5,450.08

Step by Step Solution

1. Step 1: Write the proportion equation
   9,429.04 : 13,012.02 = 5,450.08 : x
2. Step 2: Convert to fraction form
   9,429.04/13,012.02 = 5,450.08/x
3. Step 3: Cross multiply
   9,429.04x = 13,012.02 × 5,450.08
4. Step 4: Simplify right side
   9,429.04x = 70,916,549.96
5. Step 5: Solve for x
   x = 70,916,549.96/9,429.04
6. Step 6: Final answer
   x = 7,521.08