Finding the Fourth Proportional to 37,830.38, 52,209.56 and 21,063.38

Step by Step Solution

1. Step 1: Write the proportion equation
   37,830.38 : 52,209.56 = 21,063.38 : x
2. Step 2: Convert to fraction form
   37,830.38/52,209.56 = 21,063.38/x
3. Step 3: Cross multiply
   37,830.38x = 52,209.56 × 21,063.38
4. Step 4: Simplify right side
   37,830.38x = 1,099,709,593.52
5. Step 5: Solve for x
   x = 1,099,709,593.52/37,830.38
6. Step 6: Final answer
   x = 29,069.49