Finding the Fourth Proportional to 37,112.25, 51,217.62 and 21,196.35

Step by Step Solution

1. Step 1: Write the proportion equation
   37,112.25 : 51,217.62 = 21,196.35 : x
2. Step 2: Convert to fraction form
   37,112.25/51,217.62 = 21,196.35/x
3. Step 3: Cross multiply
   37,112.25x = 51,217.62 × 21,196.35
4. Step 4: Simplify right side
   37,112.25x = 1,085,626,599.69
5. Step 5: Solve for x
   x = 1,085,626,599.69/37,112.25
6. Step 6: Final answer
   x = 29,252.51