Finding the Fourth Proportional to 9,134.38, 12,605.50 and 5,599.94

Step by Step Solution

1. Step 1: Write the proportion equation
   9,134.38 : 12,605.50 = 5,599.94 : x
2. Step 2: Convert to fraction form
   9,134.38/12,605.50 = 5,599.94/x
3. Step 3: Cross multiply
   9,134.38x = 12,605.50 × 5,599.94
4. Step 4: Simplify right side
   9,134.38x = 70,590,043.67
5. Step 5: Solve for x
   x = 70,590,043.67/9,134.38
6. Step 6: Final answer
   x = 7,727.95