Finding the Fourth Proportional to 37,570.95, 51,854.73 and 21,440.61

Step by Step Solution

1. Step 1: Write the proportion equation
   37,570.95 : 51,854.73 = 21,440.61 : x
2. Step 2: Convert to fraction form
   37,570.95/51,854.73 = 21,440.61/x
3. Step 3: Cross multiply
   37,570.95x = 51,854.73 × 21,440.61
4. Step 4: Simplify right side
   37,570.95x = 1,111,797,042.59
5. Step 5: Solve for x
   x = 1,111,797,042.59/37,570.95
6. Step 6: Final answer
   x = 29,591.93