Finding the Fourth Proportional to 37,922.83, 52,338.13 and 21,790.10

Step by Step Solution

1. Step 1: Write the proportion equation
   37,922.83 : 52,338.13 = 21,790.10 : x
2. Step 2: Convert to fraction form
   37,922.83/52,338.13 = 21,790.10/x
3. Step 3: Cross multiply
   37,922.83x = 52,338.13 × 21,790.10
4. Step 4: Simplify right side
   37,922.83x = 1,140,453,162.88
5. Step 5: Solve for x
   x = 1,140,453,162.88/37,922.83
6. Step 6: Final answer
   x = 30,073.00