Finding the Fourth Proportional to 37,112.14, 51,216.06 and 21,196.30

Step by Step Solution

1. Step 1: Write the proportion equation
   37,112.14 : 51,216.06 = 21,196.30 : x
2. Step 2: Convert to fraction form
   37,112.14/51,216.06 = 21,196.30/x
3. Step 3: Cross multiply
   37,112.14x = 51,216.06 × 21,196.30
4. Step 4: Simplify right side
   37,112.14x = 1,085,590,972.58
5. Step 5: Solve for x
   x = 1,085,590,972.58/37,112.14
6. Step 6: Final answer
   x = 29,251.64