Finding the Fourth Proportional to 9,341.55, 12,892.55 and 5,364.09

Step by Step Solution

1. Step 1: Write the proportion equation
   9,341.55 : 12,892.55 = 5,364.09 : x
2. Step 2: Convert to fraction form
   9,341.55/12,892.55 = 5,364.09/x
3. Step 3: Cross multiply
   9,341.55x = 12,892.55 × 5,364.09
4. Step 4: Simplify right side
   9,341.55x = 69,156,771.71
5. Step 5: Solve for x
   x = 69,156,771.71/9,341.55
6. Step 6: Final answer
   x = 7,403.14