Finding the Fourth Proportional to 9,501.35, 13,122.77 and 7,742.03

Step by Step Solution

1. Step 1: Write the proportion equation
   9,501.35 : 13,122.77 = 7,742.03 : x
2. Step 2: Convert to fraction form
   9,501.35/13,122.77 = 7,742.03/x
3. Step 3: Cross multiply
   9,501.35x = 13,122.77 × 7,742.03
4. Step 4: Simplify right side
   9,501.35x = 101,596,774.70
5. Step 5: Solve for x
   x = 101,596,774.70/9,501.35
6. Step 6: Final answer
   x = 10,692.88