Finding the Fourth Proportional to 37,118.97, 51,233.58 and 21,212.78

Step by Step Solution

1. Step 1: Write the proportion equation
   37,118.97 : 51,233.58 = 21,212.78 : x
2. Step 2: Convert to fraction form
   37,118.97/51,233.58 = 21,212.78/x
3. Step 3: Cross multiply
   37,118.97x = 51,233.58 × 21,212.78
4. Step 4: Simplify right side
   37,118.97x = 1,086,806,404.98
5. Step 5: Solve for x
   x = 1,086,806,404.98/37,118.97
6. Step 6: Final answer
   x = 29,279.00