Finding the Fourth Proportional to 37,441.32, 51,669.56 and 21,528.60

Step by Step Solution

1. Step 1: Write the proportion equation
   37,441.32 : 51,669.56 = 21,528.60 : x
2. Step 2: Convert to fraction form
   37,441.32/51,669.56 = 21,528.60/x
3. Step 3: Cross multiply
   37,441.32x = 51,669.56 × 21,528.60
4. Step 4: Simplify right side
   37,441.32x = 1,112,373,289.42
5. Step 5: Solve for x
   x = 1,112,373,289.42/37,441.32
6. Step 6: Final answer
   x = 29,709.78