Finding the Fourth Proportional to 37,256.52, 51,401.40 and 21,122.10

Step by Step Solution

1. Step 1: Write the proportion equation
   37,256.52 : 51,401.40 = 21,122.10 : x
2. Step 2: Convert to fraction form
   37,256.52/51,401.40 = 21,122.10/x
3. Step 3: Cross multiply
   37,256.52x = 51,401.40 × 21,122.10
4. Step 4: Simplify right side
   37,256.52x = 1,085,705,510.94
5. Step 5: Solve for x
   x = 1,085,705,510.94/37,256.52
6. Step 6: Final answer
   x = 29,141.36