Finding the Fourth Proportional to 37,409.59, 51,618.36 and 21,494.71

Step by Step Solution

1. Step 1: Write the proportion equation
   37,409.59 : 51,618.36 = 21,494.71 : x
2. Step 2: Convert to fraction form
   37,409.59/51,618.36 = 21,494.71/x
3. Step 3: Cross multiply
   37,409.59x = 51,618.36 × 21,494.71
4. Step 4: Simplify right side
   37,409.59x = 1,109,521,678.88
5. Step 5: Solve for x
   x = 1,109,521,678.88/37,409.59
6. Step 6: Final answer
   x = 29,658.75