Finding the Fourth Proportional to 13,748.34, 18,972.77 and 7,460.72

Step by Step Solution

1. Step 1: Write the proportion equation
   13,748.34 : 18,972.77 = 7,460.72 : x
2. Step 2: Convert to fraction form
   13,748.34/18,972.77 = 7,460.72/x
3. Step 3: Cross multiply
   13,748.34x = 18,972.77 × 7,460.72
4. Step 4: Simplify right side
   13,748.34x = 141,550,524.59
5. Step 5: Solve for x
   x = 141,550,524.59/13,748.34
6. Step 6: Final answer
   x = 10,295.83