Finding the Fourth Proportional to 37,115.82, 51,201.72 and 21,196.08

Step by Step Solution

1. Step 1: Write the proportion equation
   37,115.82 : 51,201.72 = 21,196.08 : x
2. Step 2: Convert to fraction form
   37,115.82/51,201.72 = 21,196.08/x
3. Step 3: Cross multiply
   37,115.82x = 51,201.72 × 21,196.08
4. Step 4: Simplify right side
   37,115.82x = 1,085,275,753.26
5. Step 5: Solve for x
   x = 1,085,275,753.26/37,115.82
6. Step 6: Final answer
   x = 29,240.25