Finding the Fourth Proportional to 9,626.04, 13,284.30 and 5,376.88

Step by Step Solution

1. Step 1: Write the proportion equation
   9,626.04 : 13,284.30 = 5,376.88 : x
2. Step 2: Convert to fraction form
   9,626.04/13,284.30 = 5,376.88/x
3. Step 3: Cross multiply
   9,626.04x = 13,284.30 × 5,376.88
4. Step 4: Simplify right side
   9,626.04x = 71,428,123.75
5. Step 5: Solve for x
   x = 71,428,123.75/9,626.04
6. Step 6: Final answer
   x = 7,420.30