Finding the Fourth Proportional to 13,752.34, 18,978.34 and 7,464.76

Step by Step Solution

1. Step 1: Write the proportion equation
   13,752.34 : 18,978.34 = 7,464.76 : x
2. Step 2: Convert to fraction form
   13,752.34/18,978.34 = 7,464.76/x
3. Step 3: Cross multiply
   13,752.34x = 18,978.34 × 7,464.76
4. Step 4: Simplify right side
   13,752.34x = 141,668,753.30
5. Step 5: Solve for x
   x = 141,668,753.30/13,752.34
6. Step 6: Final answer
   x = 10,301.43