Finding the Fourth Proportional to 13,060.50, 18,023.49 and 7,471.50

Step by Step Solution

1. Step 1: Write the proportion equation
   13,060.50 : 18,023.49 = 7,471.50 : x
2. Step 2: Convert to fraction form
   13,060.50/18,023.49 = 7,471.50/x
3. Step 3: Cross multiply
   13,060.50x = 18,023.49 × 7,471.50
4. Step 4: Simplify right side
   13,060.50x = 134,662,505.54
5. Step 5: Solve for x
   x = 134,662,505.54/13,060.50
6. Step 6: Final answer
   x = 10,310.67