Finding the Fourth Proportional to 37,758.78, 52,101.28 and 21,844.71

Step by Step Solution

1. Step 1: Write the proportion equation
   37,758.78 : 52,101.28 = 21,844.71 : x
2. Step 2: Convert to fraction form
   37,758.78/52,101.28 = 21,844.71/x
3. Step 3: Cross multiply
   37,758.78x = 52,101.28 × 21,844.71
4. Step 4: Simplify right side
   37,758.78x = 1,138,137,037.11
5. Step 5: Solve for x
   x = 1,138,137,037.11/37,758.78
6. Step 6: Final answer
   x = 30,142.32