Finding the Fourth Proportional to 9,488.82, 13,064.85 and 8,069.70

Step by Step Solution

1. Step 1: Write the proportion equation
   9,488.82 : 13,064.85 = 8,069.70 : x
2. Step 2: Convert to fraction form
   9,488.82/13,064.85 = 8,069.70/x
3. Step 3: Cross multiply
   9,488.82x = 13,064.85 × 8,069.70
4. Step 4: Simplify right side
   9,488.82x = 105,429,420.05
5. Step 5: Solve for x
   x = 105,429,420.05/9,488.82
6. Step 6: Final answer
   x = 11,110.91