Finding the Fourth Proportional to 37,636.17, 51,936.15 and 21,725.74

Step by Step Solution

1. Step 1: Write the proportion equation
   37,636.17 : 51,936.15 = 21,725.74 : x
2. Step 2: Convert to fraction form
   37,636.17/51,936.15 = 21,725.74/x
3. Step 3: Cross multiply
   37,636.17x = 51,936.15 × 21,725.74
4. Step 4: Simplify right side
   37,636.17x = 1,128,351,291.50
5. Step 5: Solve for x
   x = 1,128,351,291.50/37,636.17
6. Step 6: Final answer
   x = 29,980.50