Finding the Fourth Proportional to 15,819.42, 23,740.83 and 7,499.46

Step by Step Solution

1. Step 1: Write the proportion equation
   15,819.42 : 23,740.83 = 7,499.46 : x
2. Step 2: Convert to fraction form
   15,819.42/23,740.83 = 7,499.46/x
3. Step 3: Cross multiply
   15,819.42x = 23,740.83 × 7,499.46
4. Step 4: Simplify right side
   15,819.42x = 178,043,404.95
5. Step 5: Solve for x
   x = 178,043,404.95/15,819.42
6. Step 6: Final answer
   x = 11,254.74