Finding the Fourth Proportional to 37,518.14, 51,774.69 and 20,522.72

Step by Step Solution

1. Step 1: Write the proportion equation
   37,518.14 : 51,774.69 = 20,522.72 : x
2. Step 2: Convert to fraction form
   37,518.14/51,774.69 = 20,522.72/x
3. Step 3: Cross multiply
   37,518.14x = 51,774.69 × 20,522.72
4. Step 4: Simplify right side
   37,518.14x = 1,062,557,465.96
5. Step 5: Solve for x
   x = 1,062,557,465.96/37,518.14
6. Step 6: Final answer
   x = 28,321.17