Finding the Fourth Proportional to 37,971.88, 52,401.54 and 22,057

Step by Step Solution

1. Step 1: Write the proportion equation
   37,971.88 : 52,401.54 = 22,057 : x
2. Step 2: Convert to fraction form
   37,971.88/52,401.54 = 22,057/x
3. Step 3: Cross multiply
   37,971.88x = 52,401.54 × 22,057
4. Step 4: Simplify right side
   37,971.88x = 1,155,820,767.78
5. Step 5: Solve for x
   x = 1,155,820,767.78/37,971.88
6. Step 6: Final answer
   x = 30,438.86