Finding the Fourth Proportional to 13,435.02, 18,540.34 and 7,466.53

Step by Step Solution

1. Step 1: Write the proportion equation
   13,435.02 : 18,540.34 = 7,466.53 : x
2. Step 2: Convert to fraction form
   13,435.02/18,540.34 = 7,466.53/x
3. Step 3: Cross multiply
   13,435.02x = 18,540.34 × 7,466.53
4. Step 4: Simplify right side
   13,435.02x = 138,432,004.82
5. Step 5: Solve for x
   x = 138,432,004.82/13,435.02
6. Step 6: Final answer
   x = 10,303.82