Finding the Fourth Proportional to 37,414.09, 51,624.30 and 21,499.21

Step by Step Solution

1. Step 1: Write the proportion equation
   37,414.09 : 51,624.30 = 21,499.21 : x
2. Step 2: Convert to fraction form
   37,414.09/51,624.30 = 21,499.21/x
3. Step 3: Cross multiply
   37,414.09x = 51,624.30 × 21,499.21
4. Step 4: Simplify right side
   37,414.09x = 1,109,881,666.80
5. Step 5: Solve for x
   x = 1,109,881,666.80/37,414.09
6. Step 6: Final answer
   x = 29,664.80