Finding the Fourth Proportional to 37,411.88, 51,633.18 and 21,499.43

Step by Step Solution

1. Step 1: Write the proportion equation
   37,411.88 : 51,633.18 = 21,499.43 : x
2. Step 2: Convert to fraction form
   37,411.88/51,633.18 = 21,499.43/x
3. Step 3: Cross multiply
   37,411.88x = 51,633.18 × 21,499.43
4. Step 4: Simplify right side
   37,411.88x = 1,110,083,939.09
5. Step 5: Solve for x
   x = 1,110,083,939.09/37,411.88
6. Step 6: Final answer
   x = 29,671.96