Finding the Fourth Proportional to 9,063.14, 12,508.50 and 5,528.40

Step by Step Solution

1. Step 1: Write the proportion equation
   9,063.14 : 12,508.50 = 5,528.40 : x
2. Step 2: Convert to fraction form
   9,063.14/12,508.50 = 5,528.40/x
3. Step 3: Cross multiply
   9,063.14x = 12,508.50 × 5,528.40
4. Step 4: Simplify right side
   9,063.14x = 69,152,020.04
5. Step 5: Solve for x
   x = 69,152,020.04/9,063.14
6. Step 6: Final answer
   x = 7,630.03