Finding the Fourth Proportional to 9,140.06, 12,613.57 and 5,606.84

Step by Step Solution

1. Step 1: Write the proportion equation
   9,140.06 : 12,613.57 = 5,606.84 : x
2. Step 2: Convert to fraction form
   9,140.06/12,613.57 = 5,606.84/x
3. Step 3: Cross multiply
   9,140.06x = 12,613.57 × 5,606.84
4. Step 4: Simplify right side
   9,140.06x = 70,722,191.73
5. Step 5: Solve for x
   x = 70,722,191.73/9,140.06
6. Step 6: Final answer
   x = 7,737.61