Finding the Fourth Proportional to 9,392.01, 12,961.25 and 5,200.26

Step by Step Solution

1. Step 1: Write the proportion equation
   9,392.01 : 12,961.25 = 5,200.26 : x
2. Step 2: Convert to fraction form
   9,392.01/12,961.25 = 5,200.26/x
3. Step 3: Cross multiply
   9,392.01x = 12,961.25 × 5,200.26
4. Step 4: Simplify right side
   9,392.01x = 67,401,869.93
5. Step 5: Solve for x
   x = 67,401,869.93/9,392.01
6. Step 6: Final answer
   x = 7,176.51