Finding the Fourth Proportional to 37,832.37, 52,200.75 and 21,915.87

Step by Step Solution

1. Step 1: Write the proportion equation
   37,832.37 : 52,200.75 = 21,915.87 : x
2. Step 2: Convert to fraction form
   37,832.37/52,200.75 = 21,915.87/x
3. Step 3: Cross multiply
   37,832.37x = 52,200.75 × 21,915.87
4. Step 4: Simplify right side
   37,832.37x = 1,144,024,850.90
5. Step 5: Solve for x
   x = 1,144,024,850.90/37,832.37
6. Step 6: Final answer
   x = 30,239.31