Finding the Fourth Proportional to 37,561.73, 51,838.06 and 21,429.39

Step by Step Solution

1. Step 1: Write the proportion equation
   37,561.73 : 51,838.06 = 21,429.39 : x
2. Step 2: Convert to fraction form
   37,561.73/51,838.06 = 21,429.39/x
3. Step 3: Cross multiply
   37,561.73x = 51,838.06 × 21,429.39
4. Step 4: Simplify right side
   37,561.73x = 1,110,858,004.58
5. Step 5: Solve for x
   x = 1,110,858,004.58/37,561.73
6. Step 6: Final answer
   x = 29,574.20