Finding the Fourth Proportional to 37,488.56, 51,735.78 and 21,573.07

Step by Step Solution

1. Step 1: Write the proportion equation
   37,488.56 : 51,735.78 = 21,573.07 : x
2. Step 2: Convert to fraction form
   37,488.56/51,735.78 = 21,573.07/x
3. Step 3: Cross multiply
   37,488.56x = 51,735.78 × 21,573.07
4. Step 4: Simplify right side
   37,488.56x = 1,116,099,236.90
5. Step 5: Solve for x
   x = 1,116,099,236.90/37,488.56
6. Step 6: Final answer
   x = 29,771.73