Finding the Fourth Proportional to 37,222.35, 51,369.12 and 21,306.42

Step by Step Solution

1. Step 1: Write the proportion equation
   37,222.35 : 51,369.12 = 21,306.42 : x
2. Step 2: Convert to fraction form
   37,222.35/51,369.12 = 21,306.42/x
3. Step 3: Cross multiply
   37,222.35x = 51,369.12 × 21,306.42
4. Step 4: Simplify right side
   37,222.35x = 1,094,492,045.75
5. Step 5: Solve for x
   x = 1,094,492,045.75/37,222.35
6. Step 6: Final answer
   x = 29,404.16