Finding the Fourth Proportional to 37,499.78, 51,749.68 and 20,504.11

Step by Step Solution

1. Step 1: Write the proportion equation
   37,499.78 : 51,749.68 = 20,504.11 : x
2. Step 2: Convert to fraction form
   37,499.78/51,749.68 = 20,504.11/x
3. Step 3: Cross multiply
   37,499.78x = 51,749.68 × 20,504.11
4. Step 4: Simplify right side
   37,499.78x = 1,061,081,131.18
5. Step 5: Solve for x
   x = 1,061,081,131.18/37,499.78
6. Step 6: Final answer
   x = 28,295.66