Finding the Fourth Proportional to 13,314.85, 18,374.56 and 7,346.52

Step by Step Solution

1. Step 1: Write the proportion equation
   13,314.85 : 18,374.56 = 7,346.52 : x
2. Step 2: Convert to fraction form
   13,314.85/18,374.56 = 7,346.52/x
3. Step 3: Cross multiply
   13,314.85x = 18,374.56 × 7,346.52
4. Step 4: Simplify right side
   13,314.85x = 134,989,072.53
5. Step 5: Solve for x
   x = 134,989,072.53/13,314.85
6. Step 6: Final answer
   x = 10,138.23