Finding the Fourth Proportional to 37,642.82, 51,949.42 and 20,875.82

Step by Step Solution

1. Step 1: Write the proportion equation
   37,642.82 : 51,949.42 = 20,875.82 : x
2. Step 2: Convert to fraction form
   37,642.82/51,949.42 = 20,875.82/x
3. Step 3: Cross multiply
   37,642.82x = 51,949.42 × 20,875.82
4. Step 4: Simplify right side
   37,642.82x = 1,084,486,741.02
5. Step 5: Solve for x
   x = 1,084,486,741.02/37,642.82
6. Step 6: Final answer
   x = 28,809.92