Finding the Fourth Proportional to 37,979.10, 52,446.15 and 25,440.30

Step by Step Solution

1. Step 1: Write the proportion equation
   37,979.10 : 52,446.15 = 25,440.30 : x
2. Step 2: Convert to fraction form
   37,979.10/52,446.15 = 25,440.30/x
3. Step 3: Cross multiply
   37,979.10x = 52,446.15 × 25,440.30
4. Step 4: Simplify right side
   37,979.10x = 1,334,245,789.85
5. Step 5: Solve for x
   x = 1,334,245,789.85/37,979.10
6. Step 6: Final answer
   x = 35,131.05