Finding the Fourth Proportional to 13,475.18, 18,596.31 and 7,506.84

Step by Step Solution

1. Step 1: Write the proportion equation
   13,475.18 : 18,596.31 = 7,506.84 : x
2. Step 2: Convert to fraction form
   13,475.18/18,596.31 = 7,506.84/x
3. Step 3: Cross multiply
   13,475.18x = 18,596.31 × 7,506.84
4. Step 4: Simplify right side
   13,475.18x = 139,599,607.57
5. Step 5: Solve for x
   x = 139,599,607.57/13,475.18
6. Step 6: Final answer
   x = 10,359.76