Finding the Fourth Proportional to 37,977.34, 52,411.80 and 20,983.08

Step by Step Solution

1. Step 1: Write the proportion equation
   37,977.34 : 52,411.80 = 20,983.08 : x
2. Step 2: Convert to fraction form
   37,977.34/52,411.80 = 20,983.08/x
3. Step 3: Cross multiply
   37,977.34x = 52,411.80 × 20,983.08
4. Step 4: Simplify right side
   37,977.34x = 1,099,760,992.34
5. Step 5: Solve for x
   x = 1,099,760,992.34/37,977.34
6. Step 6: Final answer
   x = 28,958.35