Finding the Fourth Proportional to 37,945.35, 52,364.30 and 20,949.59

Step by Step Solution

1. Step 1: Write the proportion equation
   37,945.35 : 52,364.30 = 20,949.59 : x
2. Step 2: Convert to fraction form
   37,945.35/52,364.30 = 20,949.59/x
3. Step 3: Cross multiply
   37,945.35x = 52,364.30 × 20,949.59
4. Step 4: Simplify right side
   37,945.35x = 1,097,010,615.64
5. Step 5: Solve for x
   x = 1,097,010,615.64/37,945.35
6. Step 6: Final answer
   x = 28,910.28