Finding the Fourth Proportional to 37,731.48, 52,075.89 and 21,825.60

Step by Step Solution

1. Step 1: Write the proportion equation
   37,731.48 : 52,075.89 = 21,825.60 : x
2. Step 2: Convert to fraction form
   37,731.48/52,075.89 = 21,825.60/x
3. Step 3: Cross multiply
   37,731.48x = 52,075.89 × 21,825.60
4. Step 4: Simplify right side
   37,731.48x = 1,136,587,544.78
5. Step 5: Solve for x
   x = 1,136,587,544.78/37,731.48
6. Step 6: Final answer
   x = 30,123.06