Finding the Fourth Proportional to 37,775.96, 52,124.28 and 21,859.46

Step by Step Solution

1. Step 1: Write the proportion equation
   37,775.96 : 52,124.28 = 21,859.46 : x
2. Step 2: Convert to fraction form
   37,775.96/52,124.28 = 21,859.46/x
3. Step 3: Cross multiply
   37,775.96x = 52,124.28 × 21,859.46
4. Step 4: Simplify right side
   37,775.96x = 1,139,408,613.69
5. Step 5: Solve for x
   x = 1,139,408,613.69/37,775.96
6. Step 6: Final answer
   x = 30,162.27