Finding the Fourth Proportional to 37,909.92, 52,325.28 and 21,992.34

Step by Step Solution

1. Step 1: Write the proportion equation
   37,909.92 : 52,325.28 = 21,992.34 : x
2. Step 2: Convert to fraction form
   37,909.92/52,325.28 = 21,992.34/x
3. Step 3: Cross multiply
   37,909.92x = 52,325.28 × 21,992.34
4. Step 4: Simplify right side
   37,909.92x = 1,150,755,348.36
5. Step 5: Solve for x
   x = 1,150,755,348.36/37,909.92
6. Step 6: Final answer
   x = 30,354.99