Finding the Fourth Proportional to 8,970.54, 12,377.05 and 5,433.07

Step by Step Solution

1. Step 1: Write the proportion equation
   8,970.54 : 12,377.05 = 5,433.07 : x
2. Step 2: Convert to fraction form
   8,970.54/12,377.05 = 5,433.07/x
3. Step 3: Cross multiply
   8,970.54x = 12,377.05 × 5,433.07
4. Step 4: Simplify right side
   8,970.54x = 67,245,379.04
5. Step 5: Solve for x
   x = 67,245,379.04/8,970.54
6. Step 6: Final answer
   x = 7,496.25